Home / 39,132-58,642.92-16,928.28

Finding the Fourth Proportional to 39,132, 58,642.92 and 16,928.28

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Solution

The fourth proportional to 39,132, 58,642.92 and 16,928.28 is: 25,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132 : 58,642.92 = 16,928.28 : x
  2. Step 2: Convert to fraction form
    39,132/58,642.92 = 16,928.28/x
  3. Step 3: Cross multiply
    39,132x = 58,642.92 × 16,928.28
  4. Step 4: Simplify right side
    39,132x = 992,723,769.78
  5. Step 5: Solve for x
    x = 992,723,769.78/39,132
  6. Step 6: Final answer
    x = 25,368.59

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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.