Home / 21,592.56-32,347.29-13,248.21

Finding the Fourth Proportional to 21,592.56, 32,347.29 and 13,248.21

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Solution

The fourth proportional to 21,592.56, 32,347.29 and 13,248.21 is: 19,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.56 : 32,347.29 = 13,248.21 : x
  2. Step 2: Convert to fraction form
    21,592.56/32,347.29 = 13,248.21/x
  3. Step 3: Cross multiply
    21,592.56x = 32,347.29 × 13,248.21
  4. Step 4: Simplify right side
    21,592.56x = 428,543,690.85
  5. Step 5: Solve for x
    x = 428,543,690.85/21,592.56
  6. Step 6: Final answer
    x = 19,846.82

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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.