Home / 48,230.13-66,557.80-28,100.82

Finding the Fourth Proportional to 48,230.13, 66,557.80 and 28,100.82

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Solution

The fourth proportional to 48,230.13, 66,557.80 and 28,100.82 is: 38,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,230.13 : 66,557.80 = 28,100.82 : x
  2. Step 2: Convert to fraction form
    48,230.13/66,557.80 = 28,100.82/x
  3. Step 3: Cross multiply
    48,230.13x = 66,557.80 × 28,100.82
  4. Step 4: Simplify right side
    48,230.13x = 1,870,329,042.11
  5. Step 5: Solve for x
    x = 1,870,329,042.11/48,230.13
  6. Step 6: Final answer
    x = 38,779.26

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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.