Home / 21,246.59-29,304.83-14,525.21

Finding the Fourth Proportional to 21,246.59, 29,304.83 and 14,525.21

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Solution

The fourth proportional to 21,246.59, 29,304.83 and 14,525.21 is: 20,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,246.59 : 29,304.83 = 14,525.21 : x
  2. Step 2: Convert to fraction form
    21,246.59/29,304.83 = 14,525.21/x
  3. Step 3: Cross multiply
    21,246.59x = 29,304.83 × 14,525.21
  4. Step 4: Simplify right side
    21,246.59x = 425,658,590.61
  5. Step 5: Solve for x
    x = 425,658,590.61/21,246.59
  6. Step 6: Final answer
    x = 20,034.21

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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.