Home / 23,476.77-35,259.03-20,666.61

Finding the Fourth Proportional to 23,476.77, 35,259.03 and 20,666.61

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Solution

The fourth proportional to 23,476.77, 35,259.03 and 20,666.61 is: 31,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,476.77 : 35,259.03 = 20,666.61 : x
  2. Step 2: Convert to fraction form
    23,476.77/35,259.03 = 20,666.61/x
  3. Step 3: Cross multiply
    23,476.77x = 35,259.03 × 20,666.61
  4. Step 4: Simplify right side
    23,476.77x = 728,684,621.99
  5. Step 5: Solve for x
    x = 728,684,621.99/23,476.77
  6. Step 6: Final answer
    x = 31,038.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.