Home / 15,373.56-23,060.36-4,280.28

Finding the Fourth Proportional to 15,373.56, 23,060.36 and 4,280.28

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Solution

The fourth proportional to 15,373.56, 23,060.36 and 4,280.28 is: 6,420.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373.56 : 23,060.36 = 4,280.28 : x
  2. Step 2: Convert to fraction form
    15,373.56/23,060.36 = 4,280.28/x
  3. Step 3: Cross multiply
    15,373.56x = 23,060.36 × 4,280.28
  4. Step 4: Simplify right side
    15,373.56x = 98,704,721.93
  5. Step 5: Solve for x
    x = 98,704,721.93/15,373.56
  6. Step 6: Final answer
    x = 6,420.42

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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.