Home / 28,030.80-42,046.20-24,805.20

Finding the Fourth Proportional to 28,030.80, 42,046.20 and 24,805.20

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Solution

The fourth proportional to 28,030.80, 42,046.20 and 24,805.20 is: 37,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030.80 : 42,046.20 = 24,805.20 : x
  2. Step 2: Convert to fraction form
    28,030.80/42,046.20 = 24,805.20/x
  3. Step 3: Cross multiply
    28,030.80x = 42,046.20 × 24,805.20
  4. Step 4: Simplify right side
    28,030.80x = 1,042,964,400.24
  5. Step 5: Solve for x
    x = 1,042,964,400.24/28,030.80
  6. Step 6: Final answer
    x = 37,207.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.