Home / 25,275.18-34,878.30-13,944.84

Finding the Fourth Proportional to 25,275.18, 34,878.30 and 13,944.84

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Solution

The fourth proportional to 25,275.18, 34,878.30 and 13,944.84 is: 19,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.18 : 34,878.30 = 13,944.84 : x
  2. Step 2: Convert to fraction form
    25,275.18/34,878.30 = 13,944.84/x
  3. Step 3: Cross multiply
    25,275.18x = 34,878.30 × 13,944.84
  4. Step 4: Simplify right side
    25,275.18x = 486,372,312.97
  5. Step 5: Solve for x
    x = 486,372,312.97/25,275.18
  6. Step 6: Final answer
    x = 19,243.08

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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.