Home / 31,577.19-43,576.53-17,430.04

Finding the Fourth Proportional to 31,577.19, 43,576.53 and 17,430.04

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Solution

The fourth proportional to 31,577.19, 43,576.53 and 17,430.04 is: 24,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.19 : 43,576.53 = 17,430.04 : x
  2. Step 2: Convert to fraction form
    31,577.19/43,576.53 = 17,430.04/x
  3. Step 3: Cross multiply
    31,577.19x = 43,576.53 × 17,430.04
  4. Step 4: Simplify right side
    31,577.19x = 759,540,355.93
  5. Step 5: Solve for x
    x = 759,540,355.93/31,577.19
  6. Step 6: Final answer
    x = 24,053.45

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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.