Home / 25,493.19-38,184.03-18,075.15

Finding the Fourth Proportional to 25,493.19, 38,184.03 and 18,075.15

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Solution

The fourth proportional to 25,493.19, 38,184.03 and 18,075.15 is: 27,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.19 : 38,184.03 = 18,075.15 : x
  2. Step 2: Convert to fraction form
    25,493.19/38,184.03 = 18,075.15/x
  3. Step 3: Cross multiply
    25,493.19x = 38,184.03 × 18,075.15
  4. Step 4: Simplify right side
    25,493.19x = 690,182,069.85
  5. Step 5: Solve for x
    x = 690,182,069.85/25,493.19
  6. Step 6: Final answer
    x = 27,073.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.