Home / 25,277.70-34,883.55-13,947.66

Finding the Fourth Proportional to 25,277.70, 34,883.55 and 13,947.66

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Solution

The fourth proportional to 25,277.70, 34,883.55 and 13,947.66 is: 19,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.70 : 34,883.55 = 13,947.66 : x
  2. Step 2: Convert to fraction form
    25,277.70/34,883.55 = 13,947.66/x
  3. Step 3: Cross multiply
    25,277.70x = 34,883.55 × 13,947.66
  4. Step 4: Simplify right side
    25,277.70x = 486,543,894.99
  5. Step 5: Solve for x
    x = 486,543,894.99/25,277.70
  6. Step 6: Final answer
    x = 19,247.95

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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.