Home / 28,075.67-38,744.42-16,141.33

Finding the Fourth Proportional to 28,075.67, 38,744.42 and 16,141.33

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Solution

The fourth proportional to 28,075.67, 38,744.42 and 16,141.33 is: 22,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,075.67 : 38,744.42 = 16,141.33 : x
  2. Step 2: Convert to fraction form
    28,075.67/38,744.42 = 16,141.33/x
  3. Step 3: Cross multiply
    28,075.67x = 38,744.42 × 16,141.33
  4. Step 4: Simplify right side
    28,075.67x = 625,386,291.31
  5. Step 5: Solve for x
    x = 625,386,291.31/28,075.67
  6. Step 6: Final answer
    x = 22,275.03

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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.