Home / 28,363.25-42,539.86-10,589.92

Finding the Fourth Proportional to 28,363.25, 42,539.86 and 10,589.92

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Solution

The fourth proportional to 28,363.25, 42,539.86 and 10,589.92 is: 15,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,363.25 : 42,539.86 = 10,589.92 : x
  2. Step 2: Convert to fraction form
    28,363.25/42,539.86 = 10,589.92/x
  3. Step 3: Cross multiply
    28,363.25x = 42,539.86 × 10,589.92
  4. Step 4: Simplify right side
    28,363.25x = 450,493,714.21
  5. Step 5: Solve for x
    x = 450,493,714.21/28,363.25
  6. Step 6: Final answer
    x = 15,883.01

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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.