Home / 47,730.60-65,865.42-26,508.60

Finding the Fourth Proportional to 47,730.60, 65,865.42 and 26,508.60

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Solution

The fourth proportional to 47,730.60, 65,865.42 and 26,508.60 is: 36,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.60 : 65,865.42 = 26,508.60 : x
  2. Step 2: Convert to fraction form
    47,730.60/65,865.42 = 26,508.60/x
  3. Step 3: Cross multiply
    47,730.60x = 65,865.42 × 26,508.60
  4. Step 4: Simplify right side
    47,730.60x = 1,746,000,072.61
  5. Step 5: Solve for x
    x = 1,746,000,072.61/47,730.60
  6. Step 6: Final answer
    x = 36,580.31

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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.