Home / 22,113.99-30,517.02-12,042.32

Finding the Fourth Proportional to 22,113.99, 30,517.02 and 12,042.32

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Solution

The fourth proportional to 22,113.99, 30,517.02 and 12,042.32 is: 16,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.99 : 30,517.02 = 12,042.32 : x
  2. Step 2: Convert to fraction form
    22,113.99/30,517.02 = 12,042.32/x
  3. Step 3: Cross multiply
    22,113.99x = 30,517.02 × 12,042.32
  4. Step 4: Simplify right side
    22,113.99x = 367,495,567.70
  5. Step 5: Solve for x
    x = 367,495,567.70/22,113.99
  6. Step 6: Final answer
    x = 16,618.24

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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.