Home / 25,292.45-34,903.39-13,961.95

Finding the Fourth Proportional to 25,292.45, 34,903.39 and 13,961.95

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Solution

The fourth proportional to 25,292.45, 34,903.39 and 13,961.95 is: 19,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.45 : 34,903.39 = 13,961.95 : x
  2. Step 2: Convert to fraction form
    25,292.45/34,903.39 = 13,961.95/x
  3. Step 3: Cross multiply
    25,292.45x = 34,903.39 × 13,961.95
  4. Step 4: Simplify right side
    25,292.45x = 487,319,386.01
  5. Step 5: Solve for x
    x = 487,319,386.01/25,292.45
  6. Step 6: Final answer
    x = 19,267.39

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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.