Home / 15,658.84-21,610.20-10,344.34

Finding the Fourth Proportional to 15,658.84, 21,610.20 and 10,344.34

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Solution

The fourth proportional to 15,658.84, 21,610.20 and 10,344.34 is: 14,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.84 : 21,610.20 = 10,344.34 : x
  2. Step 2: Convert to fraction form
    15,658.84/21,610.20 = 10,344.34/x
  3. Step 3: Cross multiply
    15,658.84x = 21,610.20 × 10,344.34
  4. Step 4: Simplify right side
    15,658.84x = 223,543,256.27
  5. Step 5: Solve for x
    x = 223,543,256.27/15,658.84
  6. Step 6: Final answer
    x = 14,275.85

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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.