Home / 22,521.95-31,081.28-14,029.10

Finding the Fourth Proportional to 22,521.95, 31,081.28 and 14,029.10

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Solution

The fourth proportional to 22,521.95, 31,081.28 and 14,029.10 is: 19,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.95 : 31,081.28 = 14,029.10 : x
  2. Step 2: Convert to fraction form
    22,521.95/31,081.28 = 14,029.10/x
  3. Step 3: Cross multiply
    22,521.95x = 31,081.28 × 14,029.10
  4. Step 4: Simplify right side
    22,521.95x = 436,042,159.70
  5. Step 5: Solve for x
    x = 436,042,159.70/22,521.95
  6. Step 6: Final answer
    x = 19,360.77

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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.