Home / 25,277.16-34,880.51-13,947.08

Finding the Fourth Proportional to 25,277.16, 34,880.51 and 13,947.08

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Solution

The fourth proportional to 25,277.16, 34,880.51 and 13,947.08 is: 19,245.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.16 : 34,880.51 = 13,947.08 : x
  2. Step 2: Convert to fraction form
    25,277.16/34,880.51 = 13,947.08/x
  3. Step 3: Cross multiply
    25,277.16x = 34,880.51 × 13,947.08
  4. Step 4: Simplify right side
    25,277.16x = 486,481,385.48
  5. Step 5: Solve for x
    x = 486,481,385.48/25,277.16
  6. Step 6: Final answer
    x = 19,245.89

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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.