Home / 25,257.01-34,840.41-15,809.17

Finding the Fourth Proportional to 25,257.01, 34,840.41 and 15,809.17

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Solution

The fourth proportional to 25,257.01, 34,840.41 and 15,809.17 is: 21,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.01 : 34,840.41 = 15,809.17 : x
  2. Step 2: Convert to fraction form
    25,257.01/34,840.41 = 15,809.17/x
  3. Step 3: Cross multiply
    25,257.01x = 34,840.41 × 15,809.17
  4. Step 4: Simplify right side
    25,257.01x = 550,797,964.56
  5. Step 5: Solve for x
    x = 550,797,964.56/25,257.01
  6. Step 6: Final answer
    x = 21,807.73

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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.