Home / 15,114.10-22,671.15-12,708.40

Finding the Fourth Proportional to 15,114.10, 22,671.15 and 12,708.40

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Solution

The fourth proportional to 15,114.10, 22,671.15 and 12,708.40 is: 19,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114.10 : 22,671.15 = 12,708.40 : x
  2. Step 2: Convert to fraction form
    15,114.10/22,671.15 = 12,708.40/x
  3. Step 3: Cross multiply
    15,114.10x = 22,671.15 × 12,708.40
  4. Step 4: Simplify right side
    15,114.10x = 288,114,042.66
  5. Step 5: Solve for x
    x = 288,114,042.66/15,114.10
  6. Step 6: Final answer
    x = 19,062.60

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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.