Home / 22,023.96-30,385.62-12,585.80

Finding the Fourth Proportional to 22,023.96, 30,385.62 and 12,585.80

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Solution

The fourth proportional to 22,023.96, 30,385.62 and 12,585.80 is: 17,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,023.96 : 30,385.62 = 12,585.80 : x
  2. Step 2: Convert to fraction form
    22,023.96/30,385.62 = 12,585.80/x
  3. Step 3: Cross multiply
    22,023.96x = 30,385.62 × 12,585.80
  4. Step 4: Simplify right side
    22,023.96x = 382,427,336.20
  5. Step 5: Solve for x
    x = 382,427,336.20/22,023.96
  6. Step 6: Final answer
    x = 17,364.15

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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.