Home / 25,348.20-34,979.22-14,170.20

Finding the Fourth Proportional to 25,348.20, 34,979.22 and 14,170.20

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Solution

The fourth proportional to 25,348.20, 34,979.22 and 14,170.20 is: 19,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.20 : 34,979.22 = 14,170.20 : x
  2. Step 2: Convert to fraction form
    25,348.20/34,979.22 = 14,170.20/x
  3. Step 3: Cross multiply
    25,348.20x = 34,979.22 × 14,170.20
  4. Step 4: Simplify right side
    25,348.20x = 495,662,543.24
  5. Step 5: Solve for x
    x = 495,662,543.24/25,348.20
  6. Step 6: Final answer
    x = 19,554.15

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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.