Home / 45,459.12-62,719.20-26,589.36

Finding the Fourth Proportional to 45,459.12, 62,719.20 and 26,589.36

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Solution

The fourth proportional to 45,459.12, 62,719.20 and 26,589.36 is: 36,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.12 : 62,719.20 = 26,589.36 : x
  2. Step 2: Convert to fraction form
    45,459.12/62,719.20 = 26,589.36/x
  3. Step 3: Cross multiply
    45,459.12x = 62,719.20 × 26,589.36
  4. Step 4: Simplify right side
    45,459.12x = 1,667,663,387.71
  5. Step 5: Solve for x
    x = 1,667,663,387.71/45,459.12
  6. Step 6: Final answer
    x = 36,684.90

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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.