Home / 15,174.81-22,754.32-5,812.02

Finding the Fourth Proportional to 15,174.81, 22,754.32 and 5,812.02

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Solution

The fourth proportional to 15,174.81, 22,754.32 and 5,812.02 is: 8,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.81 : 22,754.32 = 5,812.02 : x
  2. Step 2: Convert to fraction form
    15,174.81/22,754.32 = 5,812.02/x
  3. Step 3: Cross multiply
    15,174.81x = 22,754.32 × 5,812.02
  4. Step 4: Simplify right side
    15,174.81x = 132,248,548.40
  5. Step 5: Solve for x
    x = 132,248,548.40/15,174.81
  6. Step 6: Final answer
    x = 8,715.01

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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.