Home / 12,657.26-17,463.20-7,350.14

Finding the Fourth Proportional to 12,657.26, 17,463.20 and 7,350.14

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Solution

The fourth proportional to 12,657.26, 17,463.20 and 7,350.14 is: 10,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657.26 : 17,463.20 = 7,350.14 : x
  2. Step 2: Convert to fraction form
    12,657.26/17,463.20 = 7,350.14/x
  3. Step 3: Cross multiply
    12,657.26x = 17,463.20 × 7,350.14
  4. Step 4: Simplify right side
    12,657.26x = 128,356,971.76
  5. Step 5: Solve for x
    x = 128,356,971.76/12,657.26
  6. Step 6: Final answer
    x = 10,140.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.