Home / 52,016.94-71,782.86-28,143.10

Finding the Fourth Proportional to 52,016.94, 71,782.86 and 28,143.10

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Solution

The fourth proportional to 52,016.94, 71,782.86 and 28,143.10 is: 38,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,016.94 : 71,782.86 = 28,143.10 : x
  2. Step 2: Convert to fraction form
    52,016.94/71,782.86 = 28,143.10/x
  3. Step 3: Cross multiply
    52,016.94x = 71,782.86 × 28,143.10
  4. Step 4: Simplify right side
    52,016.94x = 2,020,192,207.27
  5. Step 5: Solve for x
    x = 2,020,192,207.27/52,016.94
  6. Step 6: Final answer
    x = 38,837.20

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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.