Home / 13,531.24-20,292.54-4,295.08

Finding the Fourth Proportional to 13,531.24, 20,292.54 and 4,295.08

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Solution

The fourth proportional to 13,531.24, 20,292.54 and 4,295.08 is: 6,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531.24 : 20,292.54 = 4,295.08 : x
  2. Step 2: Convert to fraction form
    13,531.24/20,292.54 = 4,295.08/x
  3. Step 3: Cross multiply
    13,531.24x = 20,292.54 × 4,295.08
  4. Step 4: Simplify right side
    13,531.24x = 87,158,082.70
  5. Step 5: Solve for x
    x = 87,158,082.70/13,531.24
  6. Step 6: Final answer
    x = 6,441.25

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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.