Home / 25,570.25-35,286.95-14,961.92

Finding the Fourth Proportional to 25,570.25, 35,286.95 and 14,961.92

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Solution

The fourth proportional to 25,570.25, 35,286.95 and 14,961.92 is: 20,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.25 : 35,286.95 = 14,961.92 : x
  2. Step 2: Convert to fraction form
    25,570.25/35,286.95 = 14,961.92/x
  3. Step 3: Cross multiply
    25,570.25x = 35,286.95 × 14,961.92
  4. Step 4: Simplify right side
    25,570.25x = 527,960,522.94
  5. Step 5: Solve for x
    x = 527,960,522.94/25,570.25
  6. Step 6: Final answer
    x = 20,647.45

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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.