Home / 25,145.75-34,701.18-13,967.75

Finding the Fourth Proportional to 25,145.75, 34,701.18 and 13,967.75

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Solution

The fourth proportional to 25,145.75, 34,701.18 and 13,967.75 is: 19,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,145.75 : 34,701.18 = 13,967.75 : x
  2. Step 2: Convert to fraction form
    25,145.75/34,701.18 = 13,967.75/x
  3. Step 3: Cross multiply
    25,145.75x = 34,701.18 × 13,967.75
  4. Step 4: Simplify right side
    25,145.75x = 484,697,406.95
  5. Step 5: Solve for x
    x = 484,697,406.95/25,145.75
  6. Step 6: Final answer
    x = 19,275.52

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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.