Home / 52,934.81-79,400.32-13,491.59

Finding the Fourth Proportional to 52,934.81, 79,400.32 and 13,491.59

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Solution

The fourth proportional to 52,934.81, 79,400.32 and 13,491.59 is: 20,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,934.81 : 79,400.32 = 13,491.59 : x
  2. Step 2: Convert to fraction form
    52,934.81/79,400.32 = 13,491.59/x
  3. Step 3: Cross multiply
    52,934.81x = 79,400.32 × 13,491.59
  4. Step 4: Simplify right side
    52,934.81x = 1,071,236,132.58
  5. Step 5: Solve for x
    x = 1,071,236,132.58/52,934.81
  6. Step 6: Final answer
    x = 20,236.90

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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.