Home / 53,206.76-79,810.92-15,770.62

Finding the Fourth Proportional to 53,206.76, 79,810.92 and 15,770.62

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Solution

The fourth proportional to 53,206.76, 79,810.92 and 15,770.62 is: 23,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206.76 : 79,810.92 = 15,770.62 : x
  2. Step 2: Convert to fraction form
    53,206.76/79,810.92 = 15,770.62/x
  3. Step 3: Cross multiply
    53,206.76x = 79,810.92 × 15,770.62
  4. Step 4: Simplify right side
    53,206.76x = 1,258,667,691.17
  5. Step 5: Solve for x
    x = 1,258,667,691.17/53,206.76
  6. Step 6: Final answer
    x = 23,656.16

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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.