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Finding the Fourth Proportional to 38,752.68, 58,130.10 and 10,673.12

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Solution

The fourth proportional to 38,752.68, 58,130.10 and 10,673.12 is: 16,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,752.68 : 58,130.10 = 10,673.12 : x
  2. Step 2: Convert to fraction form
    38,752.68/58,130.10 = 10,673.12/x
  3. Step 3: Cross multiply
    38,752.68x = 58,130.10 × 10,673.12
  4. Step 4: Simplify right side
    38,752.68x = 620,429,532.91
  5. Step 5: Solve for x
    x = 620,429,532.91/38,752.68
  6. Step 6: Final answer
    x = 16,009.98

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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.