Home / 23,178.99-31,975.23-14,666.76

Finding the Fourth Proportional to 23,178.99, 31,975.23 and 14,666.76

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Solution

The fourth proportional to 23,178.99, 31,975.23 and 14,666.76 is: 20,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.99 : 31,975.23 = 14,666.76 : x
  2. Step 2: Convert to fraction form
    23,178.99/31,975.23 = 14,666.76/x
  3. Step 3: Cross multiply
    23,178.99x = 31,975.23 × 14,666.76
  4. Step 4: Simplify right side
    23,178.99x = 468,973,024.35
  5. Step 5: Solve for x
    x = 468,973,024.35/23,178.99
  6. Step 6: Final answer
    x = 20,232.68

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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.