Home / 25,213.64-34,794.53-13,882.90

Finding the Fourth Proportional to 25,213.64, 34,794.53 and 13,882.90

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Solution

The fourth proportional to 25,213.64, 34,794.53 and 13,882.90 is: 19,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.64 : 34,794.53 = 13,882.90 : x
  2. Step 2: Convert to fraction form
    25,213.64/34,794.53 = 13,882.90/x
  3. Step 3: Cross multiply
    25,213.64x = 34,794.53 × 13,882.90
  4. Step 4: Simplify right side
    25,213.64x = 483,048,980.54
  5. Step 5: Solve for x
    x = 483,048,980.54/25,213.64
  6. Step 6: Final answer
    x = 19,158.24

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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.