Home / 11,063.18-15,252.27-10,719.20

Finding the Fourth Proportional to 11,063.18, 15,252.27 and 10,719.20

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Solution

The fourth proportional to 11,063.18, 15,252.27 and 10,719.20 is: 14,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.18 : 15,252.27 = 10,719.20 : x
  2. Step 2: Convert to fraction form
    11,063.18/15,252.27 = 10,719.20/x
  3. Step 3: Cross multiply
    11,063.18x = 15,252.27 × 10,719.20
  4. Step 4: Simplify right side
    11,063.18x = 163,492,130.52
  5. Step 5: Solve for x
    x = 163,492,130.52/11,063.18
  6. Step 6: Final answer
    x = 14,778.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.