Home / 56,405.61-84,581.87-32,719.89

Finding the Fourth Proportional to 56,405.61, 84,581.87 and 32,719.89

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Solution

The fourth proportional to 56,405.61, 84,581.87 and 32,719.89 is: 49,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405.61 : 84,581.87 = 32,719.89 : x
  2. Step 2: Convert to fraction form
    56,405.61/84,581.87 = 32,719.89/x
  3. Step 3: Cross multiply
    56,405.61x = 84,581.87 × 32,719.89
  4. Step 4: Simplify right side
    56,405.61x = 2,767,509,318.79
  5. Step 5: Solve for x
    x = 2,767,509,318.79/56,405.61
  6. Step 6: Final answer
    x = 49,064.43

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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.