Home / 47,915.80-66,130.17-27,505.93

Finding the Fourth Proportional to 47,915.80, 66,130.17 and 27,505.93

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Solution

The fourth proportional to 47,915.80, 66,130.17 and 27,505.93 is: 37,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,915.80 : 66,130.17 = 27,505.93 : x
  2. Step 2: Convert to fraction form
    47,915.80/66,130.17 = 27,505.93/x
  3. Step 3: Cross multiply
    47,915.80x = 66,130.17 × 27,505.93
  4. Step 4: Simplify right side
    47,915.80x = 1,818,971,837.15
  5. Step 5: Solve for x
    x = 1,818,971,837.15/47,915.80
  6. Step 6: Final answer
    x = 37,961.84

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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.