Home / 40,686.52-56,146.62-26,512.60

Finding the Fourth Proportional to 40,686.52, 56,146.62 and 26,512.60

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Solution

The fourth proportional to 40,686.52, 56,146.62 and 26,512.60 is: 36,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,686.52 : 56,146.62 = 26,512.60 : x
  2. Step 2: Convert to fraction form
    40,686.52/56,146.62 = 26,512.60/x
  3. Step 3: Cross multiply
    40,686.52x = 56,146.62 × 26,512.60
  4. Step 4: Simplify right side
    40,686.52x = 1,488,592,877.41
  5. Step 5: Solve for x
    x = 1,488,592,877.41/40,686.52
  6. Step 6: Final answer
    x = 36,586.88

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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.