Home / 39,136.52-58,715.10-11,056.64

Finding the Fourth Proportional to 39,136.52, 58,715.10 and 11,056.64

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Solution

The fourth proportional to 39,136.52, 58,715.10 and 11,056.64 is: 16,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.52 : 58,715.10 = 11,056.64 : x
  2. Step 2: Convert to fraction form
    39,136.52/58,715.10 = 11,056.64/x
  3. Step 3: Cross multiply
    39,136.52x = 58,715.10 × 11,056.64
  4. Step 4: Simplify right side
    39,136.52x = 649,191,723.26
  5. Step 5: Solve for x
    x = 649,191,723.26/39,136.52
  6. Step 6: Final answer
    x = 16,587.88

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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.