Home / 10,222.26-15,359.34-9,534.30

Finding the Fourth Proportional to 10,222.26, 15,359.34 and 9,534.30

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Solution

The fourth proportional to 10,222.26, 15,359.34 and 9,534.30 is: 14,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.26 : 15,359.34 = 9,534.30 : x
  2. Step 2: Convert to fraction form
    10,222.26/15,359.34 = 9,534.30/x
  3. Step 3: Cross multiply
    10,222.26x = 15,359.34 × 9,534.30
  4. Step 4: Simplify right side
    10,222.26x = 146,440,555.36
  5. Step 5: Solve for x
    x = 146,440,555.36/10,222.26
  6. Step 6: Final answer
    x = 14,325.65

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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.