Home / 52,342.81-78,535.22-19,065.18

Finding the Fourth Proportional to 52,342.81, 78,535.22 and 19,065.18

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Solution

The fourth proportional to 52,342.81, 78,535.22 and 19,065.18 is: 28,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.81 : 78,535.22 = 19,065.18 : x
  2. Step 2: Convert to fraction form
    52,342.81/78,535.22 = 19,065.18/x
  3. Step 3: Cross multiply
    52,342.81x = 78,535.22 × 19,065.18
  4. Step 4: Simplify right side
    52,342.81x = 1,497,288,105.64
  5. Step 5: Solve for x
    x = 1,497,288,105.64/52,342.81
  6. Step 6: Final answer
    x = 28,605.42

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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.