Home / 24,518.31-33,729.09-21,479.75

Finding the Fourth Proportional to 24,518.31, 33,729.09 and 21,479.75

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Solution

The fourth proportional to 24,518.31, 33,729.09 and 21,479.75 is: 29,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,518.31 : 33,729.09 = 21,479.75 : x
  2. Step 2: Convert to fraction form
    24,518.31/33,729.09 = 21,479.75/x
  3. Step 3: Cross multiply
    24,518.31x = 33,729.09 × 21,479.75
  4. Step 4: Simplify right side
    24,518.31x = 724,492,479.45
  5. Step 5: Solve for x
    x = 724,492,479.45/24,518.31
  6. Step 6: Final answer
    x = 29,549.04

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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.