Home / 25,276.56-34,883.64-13,947.09

Finding the Fourth Proportional to 25,276.56, 34,883.64 and 13,947.09

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Solution

The fourth proportional to 25,276.56, 34,883.64 and 13,947.09 is: 19,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.56 : 34,883.64 = 13,947.09 : x
  2. Step 2: Convert to fraction form
    25,276.56/34,883.64 = 13,947.09/x
  3. Step 3: Cross multiply
    25,276.56x = 34,883.64 × 13,947.09
  4. Step 4: Simplify right side
    25,276.56x = 486,525,266.61
  5. Step 5: Solve for x
    x = 486,525,266.61/25,276.56
  6. Step 6: Final answer
    x = 19,248.08

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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.