Home / 25,376.52-35,019.54-14,766.78

Finding the Fourth Proportional to 25,376.52, 35,019.54 and 14,766.78

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Solution

The fourth proportional to 25,376.52, 35,019.54 and 14,766.78 is: 20,378.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,376.52 : 35,019.54 = 14,766.78 : x
  2. Step 2: Convert to fraction form
    25,376.52/35,019.54 = 14,766.78/x
  3. Step 3: Cross multiply
    25,376.52x = 35,019.54 × 14,766.78
  4. Step 4: Simplify right side
    25,376.52x = 517,125,842.88
  5. Step 5: Solve for x
    x = 517,125,842.88/25,376.52
  6. Step 6: Final answer
    x = 20,378.12

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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.