Home / 29,412.15-40,588.94-15,983.52

Finding the Fourth Proportional to 29,412.15, 40,588.94 and 15,983.52

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Solution

The fourth proportional to 29,412.15, 40,588.94 and 15,983.52 is: 22,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.15 : 40,588.94 = 15,983.52 : x
  2. Step 2: Convert to fraction form
    29,412.15/40,588.94 = 15,983.52/x
  3. Step 3: Cross multiply
    29,412.15x = 40,588.94 × 15,983.52
  4. Step 4: Simplify right side
    29,412.15x = 648,754,134.27
  5. Step 5: Solve for x
    x = 648,754,134.27/29,412.15
  6. Step 6: Final answer
    x = 22,057.35

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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.