Home / 52,308.68-72,184.46-28,434.74

Finding the Fourth Proportional to 52,308.68, 72,184.46 and 28,434.74

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Solution

The fourth proportional to 52,308.68, 72,184.46 and 28,434.74 is: 39,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,308.68 : 72,184.46 = 28,434.74 : x
  2. Step 2: Convert to fraction form
    52,308.68/72,184.46 = 28,434.74/x
  3. Step 3: Cross multiply
    52,308.68x = 72,184.46 × 28,434.74
  4. Step 4: Simplify right side
    52,308.68x = 2,052,546,352.14
  5. Step 5: Solve for x
    x = 2,052,546,352.14/52,308.68
  6. Step 6: Final answer
    x = 39,239.12

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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.