Home / 45,010.80-62,116.44-28,253.04

Finding the Fourth Proportional to 45,010.80, 62,116.44 and 28,253.04

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Solution

The fourth proportional to 45,010.80, 62,116.44 and 28,253.04 is: 38,990.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010.80 : 62,116.44 = 28,253.04 : x
  2. Step 2: Convert to fraction form
    45,010.80/62,116.44 = 28,253.04/x
  3. Step 3: Cross multiply
    45,010.80x = 62,116.44 × 28,253.04
  4. Step 4: Simplify right side
    45,010.80x = 1,754,978,263.98
  5. Step 5: Solve for x
    x = 1,754,978,263.98/45,010.80
  6. Step 6: Final answer
    x = 38,990.16

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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.