Home / 18,459.38-25,474.08-10,075.88

Finding the Fourth Proportional to 18,459.38, 25,474.08 and 10,075.88

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Solution

The fourth proportional to 18,459.38, 25,474.08 and 10,075.88 is: 13,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.38 : 25,474.08 = 10,075.88 : x
  2. Step 2: Convert to fraction form
    18,459.38/25,474.08 = 10,075.88/x
  3. Step 3: Cross multiply
    18,459.38x = 25,474.08 × 10,075.88
  4. Step 4: Simplify right side
    18,459.38x = 256,673,645.82
  5. Step 5: Solve for x
    x = 256,673,645.82/18,459.38
  6. Step 6: Final answer
    x = 13,904.79

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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.