Home / 13,233.28-19,849.98-5,442.76

Finding the Fourth Proportional to 13,233.28, 19,849.98 and 5,442.76

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Solution

The fourth proportional to 13,233.28, 19,849.98 and 5,442.76 is: 8,164.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.28 : 19,849.98 = 5,442.76 : x
  2. Step 2: Convert to fraction form
    13,233.28/19,849.98 = 5,442.76/x
  3. Step 3: Cross multiply
    13,233.28x = 19,849.98 × 5,442.76
  4. Step 4: Simplify right side
    13,233.28x = 108,038,677.14
  5. Step 5: Solve for x
    x = 108,038,677.14/13,233.28
  6. Step 6: Final answer
    x = 8,164.16

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1.5x scale

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.