Home / 15,342.60-22,956.30-13,960.20

Finding the Fourth Proportional to 15,342.60, 22,956.30 and 13,960.20

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Solution

The fourth proportional to 15,342.60, 22,956.30 and 13,960.20 is: 20,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.60 : 22,956.30 = 13,960.20 : x
  2. Step 2: Convert to fraction form
    15,342.60/22,956.30 = 13,960.20/x
  3. Step 3: Cross multiply
    15,342.60x = 22,956.30 × 13,960.20
  4. Step 4: Simplify right side
    15,342.60x = 320,474,539.26
  5. Step 5: Solve for x
    x = 320,474,539.26/15,342.60
  6. Step 6: Final answer
    x = 20,887.89

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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.