Home / 31,561.22-43,554.75-17,415.02

Finding the Fourth Proportional to 31,561.22, 43,554.75 and 17,415.02

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Solution

The fourth proportional to 31,561.22, 43,554.75 and 17,415.02 is: 24,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,561.22 : 43,554.75 = 17,415.02 : x
  2. Step 2: Convert to fraction form
    31,561.22/43,554.75 = 17,415.02/x
  3. Step 3: Cross multiply
    31,561.22x = 43,554.75 × 17,415.02
  4. Step 4: Simplify right side
    31,561.22x = 758,506,842.35
  5. Step 5: Solve for x
    x = 758,506,842.35/31,561.22
  6. Step 6: Final answer
    x = 24,032.87

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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.