Home / 48,149.06-66,443.74-28,006.52

Finding the Fourth Proportional to 48,149.06, 66,443.74 and 28,006.52

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Solution

The fourth proportional to 48,149.06, 66,443.74 and 28,006.52 is: 38,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,149.06 : 66,443.74 = 28,006.52 : x
  2. Step 2: Convert to fraction form
    48,149.06/66,443.74 = 28,006.52/x
  3. Step 3: Cross multiply
    48,149.06x = 66,443.74 × 28,006.52
  4. Step 4: Simplify right side
    48,149.06x = 1,860,857,933.18
  5. Step 5: Solve for x
    x = 1,860,857,933.18/48,149.06
  6. Step 6: Final answer
    x = 38,647.86

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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.