Home / 15,872.95-23,777.11-10,309.42

Finding the Fourth Proportional to 15,872.95, 23,777.11 and 10,309.42

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Solution

The fourth proportional to 15,872.95, 23,777.11 and 10,309.42 is: 15,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.95 : 23,777.11 = 10,309.42 : x
  2. Step 2: Convert to fraction form
    15,872.95/23,777.11 = 10,309.42/x
  3. Step 3: Cross multiply
    15,872.95x = 23,777.11 × 10,309.42
  4. Step 4: Simplify right side
    15,872.95x = 245,128,213.38
  5. Step 5: Solve for x
    x = 245,128,213.38/15,872.95
  6. Step 6: Final answer
    x = 15,443.14

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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.