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Finding the Fourth Proportional to 40,653.52, 60,980.28 and 26,799.28

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Solution

The fourth proportional to 40,653.52, 60,980.28 and 26,799.28 is: 40,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,653.52 : 60,980.28 = 26,799.28 : x
  2. Step 2: Convert to fraction form
    40,653.52/60,980.28 = 26,799.28/x
  3. Step 3: Cross multiply
    40,653.52x = 60,980.28 × 26,799.28
  4. Step 4: Simplify right side
    40,653.52x = 1,634,227,598.20
  5. Step 5: Solve for x
    x = 1,634,227,598.20/40,653.52
  6. Step 6: Final answer
    x = 40,198.92

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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.