Home / 52,999.73-79,502.33-13,557.18

Finding the Fourth Proportional to 52,999.73, 79,502.33 and 13,557.18

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Solution

The fourth proportional to 52,999.73, 79,502.33 and 13,557.18 is: 20,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.73 : 79,502.33 = 13,557.18 : x
  2. Step 2: Convert to fraction form
    52,999.73/79,502.33 = 13,557.18/x
  3. Step 3: Cross multiply
    52,999.73x = 79,502.33 × 13,557.18
  4. Step 4: Simplify right side
    52,999.73x = 1,077,827,730.26
  5. Step 5: Solve for x
    x = 1,077,827,730.26/52,999.73
  6. Step 6: Final answer
    x = 20,336.48

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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.