Home / 53,281.29-79,925.89-15,329.04

Finding the Fourth Proportional to 53,281.29, 79,925.89 and 15,329.04

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Solution

The fourth proportional to 53,281.29, 79,925.89 and 15,329.04 is: 22,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.29 : 79,925.89 = 15,329.04 : x
  2. Step 2: Convert to fraction form
    53,281.29/79,925.89 = 15,329.04/x
  3. Step 3: Cross multiply
    53,281.29x = 79,925.89 × 15,329.04
  4. Step 4: Simplify right side
    53,281.29x = 1,225,187,164.85
  5. Step 5: Solve for x
    x = 1,225,187,164.85/53,281.29
  6. Step 6: Final answer
    x = 22,994.70

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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.