Home / 25,105.75-34,646.26-13,774.53

Finding the Fourth Proportional to 25,105.75, 34,646.26 and 13,774.53

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Solution

The fourth proportional to 25,105.75, 34,646.26 and 13,774.53 is: 19,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.75 : 34,646.26 = 13,774.53 : x
  2. Step 2: Convert to fraction form
    25,105.75/34,646.26 = 13,774.53/x
  3. Step 3: Cross multiply
    25,105.75x = 34,646.26 × 13,774.53
  4. Step 4: Simplify right side
    25,105.75x = 477,235,947.76
  5. Step 5: Solve for x
    x = 477,235,947.76/25,105.75
  6. Step 6: Final answer
    x = 19,009.03

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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.