Home / 31,567.50-43,564.10-17,421.26

Finding the Fourth Proportional to 31,567.50, 43,564.10 and 17,421.26

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Solution

The fourth proportional to 31,567.50, 43,564.10 and 17,421.26 is: 24,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567.50 : 43,564.10 = 17,421.26 : x
  2. Step 2: Convert to fraction form
    31,567.50/43,564.10 = 17,421.26/x
  3. Step 3: Cross multiply
    31,567.50x = 43,564.10 × 17,421.26
  4. Step 4: Simplify right side
    31,567.50x = 758,941,207.84
  5. Step 5: Solve for x
    x = 758,941,207.84/31,567.50
  6. Step 6: Final answer
    x = 24,041.85

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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.