Home / 39,987.30-60,002.55-16,616.10

Finding the Fourth Proportional to 39,987.30, 60,002.55 and 16,616.10

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Solution

The fourth proportional to 39,987.30, 60,002.55 and 16,616.10 is: 24,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,987.30 : 60,002.55 = 16,616.10 : x
  2. Step 2: Convert to fraction form
    39,987.30/60,002.55 = 16,616.10/x
  3. Step 3: Cross multiply
    39,987.30x = 60,002.55 × 16,616.10
  4. Step 4: Simplify right side
    39,987.30x = 997,008,371.06
  5. Step 5: Solve for x
    x = 997,008,371.06/39,987.30
  6. Step 6: Final answer
    x = 24,933.13

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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.