Home / 23,163.84-31,969.53-14,666.75

Finding the Fourth Proportional to 23,163.84, 31,969.53 and 14,666.75

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Solution

The fourth proportional to 23,163.84, 31,969.53 and 14,666.75 is: 20,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.84 : 31,969.53 = 14,666.75 : x
  2. Step 2: Convert to fraction form
    23,163.84/31,969.53 = 14,666.75/x
  3. Step 3: Cross multiply
    23,163.84x = 31,969.53 × 14,666.75
  4. Step 4: Simplify right side
    23,163.84x = 468,889,239.05
  5. Step 5: Solve for x
    x = 468,889,239.05/23,163.84
  6. Step 6: Final answer
    x = 20,242.29

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Find fourth proportional to 11,581.92, 15,984.77 and 7,333.38
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.