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Finding the Fourth Proportional to 47,467.60, 71,201.40 and 26,472.40

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Solution

The fourth proportional to 47,467.60, 71,201.40 and 26,472.40 is: 39,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,467.60 : 71,201.40 = 26,472.40 : x
  2. Step 2: Convert to fraction form
    47,467.60/71,201.40 = 26,472.40/x
  3. Step 3: Cross multiply
    47,467.60x = 71,201.40 × 26,472.40
  4. Step 4: Simplify right side
    47,467.60x = 1,884,871,941.36
  5. Step 5: Solve for x
    x = 1,884,871,941.36/47,467.60
  6. Step 6: Final answer
    x = 39,708.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.