Home / 21,596.25-32,342.13-10,475.40

Finding the Fourth Proportional to 21,596.25, 32,342.13 and 10,475.40

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Solution

The fourth proportional to 21,596.25, 32,342.13 and 10,475.40 is: 15,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.25 : 32,342.13 = 10,475.40 : x
  2. Step 2: Convert to fraction form
    21,596.25/32,342.13 = 10,475.40/x
  3. Step 3: Cross multiply
    21,596.25x = 32,342.13 × 10,475.40
  4. Step 4: Simplify right side
    21,596.25x = 338,796,748.60
  5. Step 5: Solve for x
    x = 338,796,748.60/21,596.25
  6. Step 6: Final answer
    x = 15,687.76

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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.