Home / 51,975.52-71,726.26-28,102.19

Finding the Fourth Proportional to 51,975.52, 71,726.26 and 28,102.19

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Solution

The fourth proportional to 51,975.52, 71,726.26 and 28,102.19 is: 38,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.52 : 71,726.26 = 28,102.19 : x
  2. Step 2: Convert to fraction form
    51,975.52/71,726.26 = 28,102.19/x
  3. Step 3: Cross multiply
    51,975.52x = 71,726.26 × 28,102.19
  4. Step 4: Simplify right side
    51,975.52x = 2,015,665,013.77
  5. Step 5: Solve for x
    x = 2,015,665,013.77/51,975.52
  6. Step 6: Final answer
    x = 38,781.04

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1.5x scale

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.