Home / 47,432.69-65,470.88-27,303.78

Finding the Fourth Proportional to 47,432.69, 65,470.88 and 27,303.78

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Solution

The fourth proportional to 47,432.69, 65,470.88 and 27,303.78 is: 37,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.69 : 65,470.88 = 27,303.78 : x
  2. Step 2: Convert to fraction form
    47,432.69/65,470.88 = 27,303.78/x
  3. Step 3: Cross multiply
    47,432.69x = 65,470.88 × 27,303.78
  4. Step 4: Simplify right side
    47,432.69x = 1,787,602,817.70
  5. Step 5: Solve for x
    x = 1,787,602,817.70/47,432.69
  6. Step 6: Final answer
    x = 37,687.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.