Home / 47,951.48-66,173.13-26,730.29

Finding the Fourth Proportional to 47,951.48, 66,173.13 and 26,730.29

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Solution

The fourth proportional to 47,951.48, 66,173.13 and 26,730.29 is: 36,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951.48 : 66,173.13 = 26,730.29 : x
  2. Step 2: Convert to fraction form
    47,951.48/66,173.13 = 26,730.29/x
  3. Step 3: Cross multiply
    47,951.48x = 66,173.13 × 26,730.29
  4. Step 4: Simplify right side
    47,951.48x = 1,768,827,120.54
  5. Step 5: Solve for x
    x = 1,768,827,120.54/47,951.48
  6. Step 6: Final answer
    x = 36,887.85

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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.