Home / 25,225.32-34,811.10-13,896.12

Finding the Fourth Proportional to 25,225.32, 34,811.10 and 13,896.12

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Solution

The fourth proportional to 25,225.32, 34,811.10 and 13,896.12 is: 19,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.32 : 34,811.10 = 13,896.12 : x
  2. Step 2: Convert to fraction form
    25,225.32/34,811.10 = 13,896.12/x
  3. Step 3: Cross multiply
    25,225.32x = 34,811.10 × 13,896.12
  4. Step 4: Simplify right side
    25,225.32x = 483,739,222.93
  5. Step 5: Solve for x
    x = 483,739,222.93/25,225.32
  6. Step 6: Final answer
    x = 19,176.73

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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.