Home / 25,119.12-37,618.80-13,998.24

Finding the Fourth Proportional to 25,119.12, 37,618.80 and 13,998.24

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Solution

The fourth proportional to 25,119.12, 37,618.80 and 13,998.24 is: 20,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.12 : 37,618.80 = 13,998.24 : x
  2. Step 2: Convert to fraction form
    25,119.12/37,618.80 = 13,998.24/x
  3. Step 3: Cross multiply
    25,119.12x = 37,618.80 × 13,998.24
  4. Step 4: Simplify right side
    25,119.12x = 526,596,990.91
  5. Step 5: Solve for x
    x = 526,596,990.91/25,119.12
  6. Step 6: Final answer
    x = 20,963.99

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1.5x scale

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.