Home / 14,942.36-22,402.56-7,156.64

Finding the Fourth Proportional to 14,942.36, 22,402.56 and 7,156.64

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Solution

The fourth proportional to 14,942.36, 22,402.56 and 7,156.64 is: 10,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942.36 : 22,402.56 = 7,156.64 : x
  2. Step 2: Convert to fraction form
    14,942.36/22,402.56 = 7,156.64/x
  3. Step 3: Cross multiply
    14,942.36x = 22,402.56 × 7,156.64
  4. Step 4: Simplify right side
    14,942.36x = 160,327,057.00
  5. Step 5: Solve for x
    x = 160,327,057.00/14,942.36
  6. Step 6: Final answer
    x = 10,729.70

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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.