Home / 31,222.14-43,087.19-17,075.90

Finding the Fourth Proportional to 31,222.14, 43,087.19 and 17,075.90

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Solution

The fourth proportional to 31,222.14, 43,087.19 and 17,075.90 is: 23,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,222.14 : 43,087.19 = 17,075.90 : x
  2. Step 2: Convert to fraction form
    31,222.14/43,087.19 = 17,075.90/x
  3. Step 3: Cross multiply
    31,222.14x = 43,087.19 × 17,075.90
  4. Step 4: Simplify right side
    31,222.14x = 735,752,246.91
  5. Step 5: Solve for x
    x = 735,752,246.91/31,222.14
  6. Step 6: Final answer
    x = 23,565.08

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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.