Home / 47,915.48-66,124.08-27,773.78

Finding the Fourth Proportional to 47,915.48, 66,124.08 and 27,773.78

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Solution

The fourth proportional to 47,915.48, 66,124.08 and 27,773.78 is: 38,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,915.48 : 66,124.08 = 27,773.78 : x
  2. Step 2: Convert to fraction form
    47,915.48/66,124.08 = 27,773.78/x
  3. Step 3: Cross multiply
    47,915.48x = 66,124.08 × 27,773.78
  4. Step 4: Simplify right side
    47,915.48x = 1,836,515,650.62
  5. Step 5: Solve for x
    x = 1,836,515,650.62/47,915.48
  6. Step 6: Final answer
    x = 38,328.23

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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.