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Finding the Fourth Proportional to 38,677.80, 58,016.74 and 10,598.08

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Solution

The fourth proportional to 38,677.80, 58,016.74 and 10,598.08 is: 15,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,677.80 : 58,016.74 = 10,598.08 : x
  2. Step 2: Convert to fraction form
    38,677.80/58,016.74 = 10,598.08/x
  3. Step 3: Cross multiply
    38,677.80x = 58,016.74 × 10,598.08
  4. Step 4: Simplify right side
    38,677.80x = 614,866,051.86
  5. Step 5: Solve for x
    x = 614,866,051.86/38,677.80
  6. Step 6: Final answer
    x = 15,897.13

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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.