Home / 52,012.06-71,776.49-28,139.13

Finding the Fourth Proportional to 52,012.06, 71,776.49 and 28,139.13

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Solution

The fourth proportional to 52,012.06, 71,776.49 and 28,139.13 is: 38,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,012.06 : 71,776.49 = 28,139.13 : x
  2. Step 2: Convert to fraction form
    52,012.06/71,776.49 = 28,139.13/x
  3. Step 3: Cross multiply
    52,012.06x = 71,776.49 × 28,139.13
  4. Step 4: Simplify right side
    52,012.06x = 2,019,727,842.36
  5. Step 5: Solve for x
    x = 2,019,727,842.36/52,012.06
  6. Step 6: Final answer
    x = 38,831.92

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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.