Home / 47,565.48-65,639.70-27,422.40

Finding the Fourth Proportional to 47,565.48, 65,639.70 and 27,422.40

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Solution

The fourth proportional to 47,565.48, 65,639.70 and 27,422.40 is: 37,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,565.48 : 65,639.70 = 27,422.40 : x
  2. Step 2: Convert to fraction form
    47,565.48/65,639.70 = 27,422.40/x
  3. Step 3: Cross multiply
    47,565.48x = 65,639.70 × 27,422.40
  4. Step 4: Simplify right side
    47,565.48x = 1,799,998,109.28
  5. Step 5: Solve for x
    x = 1,799,998,109.28/47,565.48
  6. Step 6: Final answer
    x = 37,842.53

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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.