Home / 39,132.05-58,586.29-36,649.19

Finding the Fourth Proportional to 39,132.05, 58,586.29 and 36,649.19

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Solution

The fourth proportional to 39,132.05, 58,586.29 and 36,649.19 is: 54,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.05 : 58,586.29 = 36,649.19 : x
  2. Step 2: Convert to fraction form
    39,132.05/58,586.29 = 36,649.19/x
  3. Step 3: Cross multiply
    39,132.05x = 58,586.29 × 36,649.19
  4. Step 4: Simplify right side
    39,132.05x = 2,147,140,128.45
  5. Step 5: Solve for x
    x = 2,147,140,128.45/39,132.05
  6. Step 6: Final answer
    x = 54,869.10

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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.