Home / 15,412.05-23,118.18-5,023.80

Finding the Fourth Proportional to 15,412.05, 23,118.18 and 5,023.80

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Solution

The fourth proportional to 15,412.05, 23,118.18 and 5,023.80 is: 7,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.05 : 23,118.18 = 5,023.80 : x
  2. Step 2: Convert to fraction form
    15,412.05/23,118.18 = 5,023.80/x
  3. Step 3: Cross multiply
    15,412.05x = 23,118.18 × 5,023.80
  4. Step 4: Simplify right side
    15,412.05x = 116,141,157.92
  5. Step 5: Solve for x
    x = 116,141,157.92/15,412.05
  6. Step 6: Final answer
    x = 7,535.74

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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.