Home / 28,976.80-39,948.72-24,773.02

Finding the Fourth Proportional to 28,976.80, 39,948.72 and 24,773.02

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Solution

The fourth proportional to 28,976.80, 39,948.72 and 24,773.02 is: 34,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976.80 : 39,948.72 = 24,773.02 : x
  2. Step 2: Convert to fraction form
    28,976.80/39,948.72 = 24,773.02/x
  3. Step 3: Cross multiply
    28,976.80x = 39,948.72 × 24,773.02
  4. Step 4: Simplify right side
    28,976.80x = 989,650,339.66
  5. Step 5: Solve for x
    x = 989,650,339.66/28,976.80
  6. Step 6: Final answer
    x = 34,153.20

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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.