Home / 22,514.64-31,064.88-14,555.28

Finding the Fourth Proportional to 22,514.64, 31,064.88 and 14,555.28

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Solution

The fourth proportional to 22,514.64, 31,064.88 and 14,555.28 is: 20,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,514.64 : 31,064.88 = 14,555.28 : x
  2. Step 2: Convert to fraction form
    22,514.64/31,064.88 = 14,555.28/x
  3. Step 3: Cross multiply
    22,514.64x = 31,064.88 × 14,555.28
  4. Step 4: Simplify right side
    22,514.64x = 452,158,026.57
  5. Step 5: Solve for x
    x = 452,158,026.57/22,514.64
  6. Step 6: Final answer
    x = 20,082.85

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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.