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Finding the Fourth Proportional to 47,458.60, 65,494.22 and 26,239.22

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Solution

The fourth proportional to 47,458.60, 65,494.22 and 26,239.22 is: 36,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,458.60 : 65,494.22 = 26,239.22 : x
  2. Step 2: Convert to fraction form
    47,458.60/65,494.22 = 26,239.22/x
  3. Step 3: Cross multiply
    47,458.60x = 65,494.22 × 26,239.22
  4. Step 4: Simplify right side
    47,458.60x = 1,718,517,247.31
  5. Step 5: Solve for x
    x = 1,718,517,247.31/47,458.60
  6. Step 6: Final answer
    x = 36,210.87

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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.