Home / 15,266.65-22,899.38-5,405.53

Finding the Fourth Proportional to 15,266.65, 22,899.38 and 5,405.53

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Solution

The fourth proportional to 15,266.65, 22,899.38 and 5,405.53 is: 8,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266.65 : 22,899.38 = 5,405.53 : x
  2. Step 2: Convert to fraction form
    15,266.65/22,899.38 = 5,405.53/x
  3. Step 3: Cross multiply
    15,266.65x = 22,899.38 × 5,405.53
  4. Step 4: Simplify right side
    15,266.65x = 123,783,258.54
  5. Step 5: Solve for x
    x = 123,783,258.54/15,266.65
  6. Step 6: Final answer
    x = 8,108.08

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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.