Home / 25,634.13-35,378.30-14,876.70

Finding the Fourth Proportional to 25,634.13, 35,378.30 and 14,876.70

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Solution

The fourth proportional to 25,634.13, 35,378.30 and 14,876.70 is: 20,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,634.13 : 35,378.30 = 14,876.70 : x
  2. Step 2: Convert to fraction form
    25,634.13/35,378.30 = 14,876.70/x
  3. Step 3: Cross multiply
    25,634.13x = 35,378.30 × 14,876.70
  4. Step 4: Simplify right side
    25,634.13x = 526,312,281.23
  5. Step 5: Solve for x
    x = 526,312,281.23/25,634.13
  6. Step 6: Final answer
    x = 20,531.70

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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.