Home / 15,260.81-22,877.15-5,263.16

Finding the Fourth Proportional to 15,260.81, 22,877.15 and 5,263.16

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Solution

The fourth proportional to 15,260.81, 22,877.15 and 5,263.16 is: 7,889.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.81 : 22,877.15 = 5,263.16 : x
  2. Step 2: Convert to fraction form
    15,260.81/22,877.15 = 5,263.16/x
  3. Step 3: Cross multiply
    15,260.81x = 22,877.15 × 5,263.16
  4. Step 4: Simplify right side
    15,260.81x = 120,405,960.09
  5. Step 5: Solve for x
    x = 120,405,960.09/15,260.81
  6. Step 6: Final answer
    x = 7,889.88

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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.