Home / 47,951.60-66,174.36-26,730.32

Finding the Fourth Proportional to 47,951.60, 66,174.36 and 26,730.32

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Solution

The fourth proportional to 47,951.60, 66,174.36 and 26,730.32 is: 36,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951.60 : 66,174.36 = 26,730.32 : x
  2. Step 2: Convert to fraction form
    47,951.60/66,174.36 = 26,730.32/x
  3. Step 3: Cross multiply
    47,951.60x = 66,174.36 × 26,730.32
  4. Step 4: Simplify right side
    47,951.60x = 1,768,861,818.60
  5. Step 5: Solve for x
    x = 1,768,861,818.60/47,951.60
  6. Step 6: Final answer
    x = 36,888.48

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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.