Home / 39,116.57-58,651.42-12,451.04

Finding the Fourth Proportional to 39,116.57, 58,651.42 and 12,451.04

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Solution

The fourth proportional to 39,116.57, 58,651.42 and 12,451.04 is: 18,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,116.57 : 58,651.42 = 12,451.04 : x
  2. Step 2: Convert to fraction form
    39,116.57/58,651.42 = 12,451.04/x
  3. Step 3: Cross multiply
    39,116.57x = 58,651.42 × 12,451.04
  4. Step 4: Simplify right side
    39,116.57x = 730,271,176.48
  5. Step 5: Solve for x
    x = 730,271,176.48/39,116.57
  6. Step 6: Final answer
    x = 18,669.10

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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.