Home / 29,146.26-43,707.32-9,149.07

Finding the Fourth Proportional to 29,146.26, 43,707.32 and 9,149.07

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Solution

The fourth proportional to 29,146.26, 43,707.32 and 9,149.07 is: 13,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.26 : 43,707.32 = 9,149.07 : x
  2. Step 2: Convert to fraction form
    29,146.26/43,707.32 = 9,149.07/x
  3. Step 3: Cross multiply
    29,146.26x = 43,707.32 × 9,149.07
  4. Step 4: Simplify right side
    29,146.26x = 399,881,330.19
  5. Step 5: Solve for x
    x = 399,881,330.19/29,146.26
  6. Step 6: Final answer
    x = 13,719.82

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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.