Home / 15,927.02-23,882.30-7,154.42

Finding the Fourth Proportional to 15,927.02, 23,882.30 and 7,154.42

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Solution

The fourth proportional to 15,927.02, 23,882.30 and 7,154.42 is: 10,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927.02 : 23,882.30 = 7,154.42 : x
  2. Step 2: Convert to fraction form
    15,927.02/23,882.30 = 7,154.42/x
  3. Step 3: Cross multiply
    15,927.02x = 23,882.30 × 7,154.42
  4. Step 4: Simplify right side
    15,927.02x = 170,864,004.77
  5. Step 5: Solve for x
    x = 170,864,004.77/15,927.02
  6. Step 6: Final answer
    x = 10,727.93

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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.