Home / 25,248.21-34,844.52-13,919.71

Finding the Fourth Proportional to 25,248.21, 34,844.52 and 13,919.71

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Solution

The fourth proportional to 25,248.21, 34,844.52 and 13,919.71 is: 19,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,248.21 : 34,844.52 = 13,919.71 : x
  2. Step 2: Convert to fraction form
    25,248.21/34,844.52 = 13,919.71/x
  3. Step 3: Cross multiply
    25,248.21x = 34,844.52 × 13,919.71
  4. Step 4: Simplify right side
    25,248.21x = 485,025,613.49
  5. Step 5: Solve for x
    x = 485,025,613.49/25,248.21
  6. Step 6: Final answer
    x = 19,210.30

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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.