Home / 15,154.83-22,735.28-6,389.82

Finding the Fourth Proportional to 15,154.83, 22,735.28 and 6,389.82

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Solution

The fourth proportional to 15,154.83, 22,735.28 and 6,389.82 is: 9,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154.83 : 22,735.28 = 6,389.82 : x
  2. Step 2: Convert to fraction form
    15,154.83/22,735.28 = 6,389.82/x
  3. Step 3: Cross multiply
    15,154.83x = 22,735.28 × 6,389.82
  4. Step 4: Simplify right side
    15,154.83x = 145,274,362.82
  5. Step 5: Solve for x
    x = 145,274,362.82/15,154.83
  6. Step 6: Final answer
    x = 9,586.01

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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.