Home / 39,008.28-58,514.85-15,631.68

Finding the Fourth Proportional to 39,008.28, 58,514.85 and 15,631.68

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Solution

The fourth proportional to 39,008.28, 58,514.85 and 15,631.68 is: 23,448.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,008.28 : 58,514.85 = 15,631.68 : x
  2. Step 2: Convert to fraction form
    39,008.28/58,514.85 = 15,631.68/x
  3. Step 3: Cross multiply
    39,008.28x = 58,514.85 × 15,631.68
  4. Step 4: Simplify right side
    39,008.28x = 914,685,410.45
  5. Step 5: Solve for x
    x = 914,685,410.45/39,008.28
  6. Step 6: Final answer
    x = 23,448.49

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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.