Home / 25,118.24-37,684.50-20,482.10

Finding the Fourth Proportional to 25,118.24, 37,684.50 and 20,482.10

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Solution

The fourth proportional to 25,118.24, 37,684.50 and 20,482.10 is: 30,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,118.24 : 37,684.50 = 20,482.10 : x
  2. Step 2: Convert to fraction form
    25,118.24/37,684.50 = 20,482.10/x
  3. Step 3: Cross multiply
    25,118.24x = 37,684.50 × 20,482.10
  4. Step 4: Simplify right side
    25,118.24x = 771,857,697.45
  5. Step 5: Solve for x
    x = 771,857,697.45/25,118.24
  6. Step 6: Final answer
    x = 30,728.97

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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.