Home / 47,897.61-66,098.72-27,766.21

Finding the Fourth Proportional to 47,897.61, 66,098.72 and 27,766.21

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Solution

The fourth proportional to 47,897.61, 66,098.72 and 27,766.21 is: 38,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.61 : 66,098.72 = 27,766.21 : x
  2. Step 2: Convert to fraction form
    47,897.61/66,098.72 = 27,766.21/x
  3. Step 3: Cross multiply
    47,897.61x = 66,098.72 × 27,766.21
  4. Step 4: Simplify right side
    47,897.61x = 1,835,310,812.17
  5. Step 5: Solve for x
    x = 1,835,310,812.17/47,897.61
  6. Step 6: Final answer
    x = 38,317.38

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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.