Home / 13,460.30-20,191.87-4,695.29

Finding the Fourth Proportional to 13,460.30, 20,191.87 and 4,695.29

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Solution

The fourth proportional to 13,460.30, 20,191.87 and 4,695.29 is: 7,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.30 : 20,191.87 = 4,695.29 : x
  2. Step 2: Convert to fraction form
    13,460.30/20,191.87 = 4,695.29/x
  3. Step 3: Cross multiply
    13,460.30x = 20,191.87 × 4,695.29
  4. Step 4: Simplify right side
    13,460.30x = 94,806,673.55
  5. Step 5: Solve for x
    x = 94,806,673.55/13,460.30
  6. Step 6: Final answer
    x = 7,043.43

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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.