Home / 25,213.55-34,794.41-13,882.81

Finding the Fourth Proportional to 25,213.55, 34,794.41 and 13,882.81

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Solution

The fourth proportional to 25,213.55, 34,794.41 and 13,882.81 is: 19,158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.55 : 34,794.41 = 13,882.81 : x
  2. Step 2: Convert to fraction form
    25,213.55/34,794.41 = 13,882.81/x
  3. Step 3: Cross multiply
    25,213.55x = 34,794.41 × 13,882.81
  4. Step 4: Simplify right side
    25,213.55x = 483,044,026.69
  5. Step 5: Solve for x
    x = 483,044,026.69/25,213.55
  6. Step 6: Final answer
    x = 19,158.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.