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Finding the Fourth Proportional to 47,574.30, 65,656.54 and 26,355.54

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Solution

The fourth proportional to 47,574.30, 65,656.54 and 26,355.54 is: 36,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.30 : 65,656.54 = 26,355.54 : x
  2. Step 2: Convert to fraction form
    47,574.30/65,656.54 = 26,355.54/x
  3. Step 3: Cross multiply
    47,574.30x = 65,656.54 × 26,355.54
  4. Step 4: Simplify right side
    47,574.30x = 1,730,413,845.39
  5. Step 5: Solve for x
    x = 1,730,413,845.39/47,574.30
  6. Step 6: Final answer
    x = 36,372.87

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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.