Home / 25,290.14-34,897.74-13,959.44

Finding the Fourth Proportional to 25,290.14, 34,897.74 and 13,959.44

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Solution

The fourth proportional to 25,290.14, 34,897.74 and 13,959.44 is: 19,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.14 : 34,897.74 = 13,959.44 : x
  2. Step 2: Convert to fraction form
    25,290.14/34,897.74 = 13,959.44/x
  3. Step 3: Cross multiply
    25,290.14x = 34,897.74 × 13,959.44
  4. Step 4: Simplify right side
    25,290.14x = 487,152,733.18
  5. Step 5: Solve for x
    x = 487,152,733.18/25,290.14
  6. Step 6: Final answer
    x = 19,262.56

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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.