Home / 25,614.23-38,435.93-20,452.91

Finding the Fourth Proportional to 25,614.23, 38,435.93 and 20,452.91

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Solution

The fourth proportional to 25,614.23, 38,435.93 and 20,452.91 is: 30,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.23 : 38,435.93 = 20,452.91 : x
  2. Step 2: Convert to fraction form
    25,614.23/38,435.93 = 20,452.91/x
  3. Step 3: Cross multiply
    25,614.23x = 38,435.93 × 20,452.91
  4. Step 4: Simplify right side
    25,614.23x = 786,126,617.06
  5. Step 5: Solve for x
    x = 786,126,617.06/25,614.23
  6. Step 6: Final answer
    x = 30,691.01

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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.