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Finding the Fourth Proportional to 39,008.59, 58,477.76 and 14,031.08

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Solution

The fourth proportional to 39,008.59, 58,477.76 and 14,031.08 is: 21,033.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,008.59 : 58,477.76 = 14,031.08 : x
  2. Step 2: Convert to fraction form
    39,008.59/58,477.76 = 14,031.08/x
  3. Step 3: Cross multiply
    39,008.59x = 58,477.76 × 14,031.08
  4. Step 4: Simplify right side
    39,008.59x = 820,506,400.69
  5. Step 5: Solve for x
    x = 820,506,400.69/39,008.59
  6. Step 6: Final answer
    x = 21,033.99

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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.