Home / 25,521.57-35,219.88-14,908.95

Finding the Fourth Proportional to 25,521.57, 35,219.88 and 14,908.95

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Solution

The fourth proportional to 25,521.57, 35,219.88 and 14,908.95 is: 20,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.57 : 35,219.88 = 14,908.95 : x
  2. Step 2: Convert to fraction form
    25,521.57/35,219.88 = 14,908.95/x
  3. Step 3: Cross multiply
    25,521.57x = 35,219.88 × 14,908.95
  4. Step 4: Simplify right side
    25,521.57x = 525,091,429.93
  5. Step 5: Solve for x
    x = 525,091,429.93/25,521.57
  6. Step 6: Final answer
    x = 20,574.42

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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.