Home / 43,262.46-64,901.70-13,687.74

Finding the Fourth Proportional to 43,262.46, 64,901.70 and 13,687.74

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Solution

The fourth proportional to 43,262.46, 64,901.70 and 13,687.74 is: 20,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,262.46 : 64,901.70 = 13,687.74 : x
  2. Step 2: Convert to fraction form
    43,262.46/64,901.70 = 13,687.74/x
  3. Step 3: Cross multiply
    43,262.46x = 64,901.70 × 13,687.74
  4. Step 4: Simplify right side
    43,262.46x = 888,357,595.16
  5. Step 5: Solve for x
    x = 888,357,595.16/43,262.46
  6. Step 6: Final answer
    x = 20,534.14

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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.