Home / 21,758.52-32,592.18-13,927.80

Finding the Fourth Proportional to 21,758.52, 32,592.18 and 13,927.80

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Solution

The fourth proportional to 21,758.52, 32,592.18 and 13,927.80 is: 20,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758.52 : 32,592.18 = 13,927.80 : x
  2. Step 2: Convert to fraction form
    21,758.52/32,592.18 = 13,927.80/x
  3. Step 3: Cross multiply
    21,758.52x = 32,592.18 × 13,927.80
  4. Step 4: Simplify right side
    21,758.52x = 453,937,364.60
  5. Step 5: Solve for x
    x = 453,937,364.60/21,758.52
  6. Step 6: Final answer
    x = 20,862.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.