Home / 13,952.34-20,916.36-5,632.02

Finding the Fourth Proportional to 13,952.34, 20,916.36 and 5,632.02

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Solution

The fourth proportional to 13,952.34, 20,916.36 and 5,632.02 is: 8,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.34 : 20,916.36 = 5,632.02 : x
  2. Step 2: Convert to fraction form
    13,952.34/20,916.36 = 5,632.02/x
  3. Step 3: Cross multiply
    13,952.34x = 20,916.36 × 5,632.02
  4. Step 4: Simplify right side
    13,952.34x = 117,801,357.85
  5. Step 5: Solve for x
    x = 117,801,357.85/13,952.34
  6. Step 6: Final answer
    x = 8,443.13

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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.