Home / 22,504.18-31,057.33-13,075.70

Finding the Fourth Proportional to 22,504.18, 31,057.33 and 13,075.70

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Solution

The fourth proportional to 22,504.18, 31,057.33 and 13,075.70 is: 18,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.18 : 31,057.33 = 13,075.70 : x
  2. Step 2: Convert to fraction form
    22,504.18/31,057.33 = 13,075.70/x
  3. Step 3: Cross multiply
    22,504.18x = 31,057.33 × 13,075.70
  4. Step 4: Simplify right side
    22,504.18x = 406,096,329.88
  5. Step 5: Solve for x
    x = 406,096,329.88/22,504.18
  6. Step 6: Final answer
    x = 18,045.37

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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.