Home / 25,902.04-38,769.51-13,404.87

Finding the Fourth Proportional to 25,902.04, 38,769.51 and 13,404.87

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Solution

The fourth proportional to 25,902.04, 38,769.51 and 13,404.87 is: 20,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902.04 : 38,769.51 = 13,404.87 : x
  2. Step 2: Convert to fraction form
    25,902.04/38,769.51 = 13,404.87/x
  3. Step 3: Cross multiply
    25,902.04x = 38,769.51 × 13,404.87
  4. Step 4: Simplify right side
    25,902.04x = 519,700,241.51
  5. Step 5: Solve for x
    x = 519,700,241.51/25,902.04
  6. Step 6: Final answer
    x = 20,064.07

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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.