Home / 39,136.28-58,712.41-16,646.91

Finding the Fourth Proportional to 39,136.28, 58,712.41 and 16,646.91

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Solution

The fourth proportional to 39,136.28, 58,712.41 and 16,646.91 is: 24,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.28 : 58,712.41 = 16,646.91 : x
  2. Step 2: Convert to fraction form
    39,136.28/58,712.41 = 16,646.91/x
  3. Step 3: Cross multiply
    39,136.28x = 58,712.41 × 16,646.91
  4. Step 4: Simplify right side
    39,136.28x = 977,380,410.31
  5. Step 5: Solve for x
    x = 977,380,410.31/39,136.28
  6. Step 6: Final answer
    x = 24,973.77

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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.