Home / 47,811.59-65,981.25-26,301.90

Finding the Fourth Proportional to 47,811.59, 65,981.25 and 26,301.90

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Solution

The fourth proportional to 47,811.59, 65,981.25 and 26,301.90 is: 36,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,811.59 : 65,981.25 = 26,301.90 : x
  2. Step 2: Convert to fraction form
    47,811.59/65,981.25 = 26,301.90/x
  3. Step 3: Cross multiply
    47,811.59x = 65,981.25 × 26,301.90
  4. Step 4: Simplify right side
    47,811.59x = 1,735,432,239.38
  5. Step 5: Solve for x
    x = 1,735,432,239.38/47,811.59
  6. Step 6: Final answer
    x = 36,297.32

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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.