Home / 16,378.07-22,601.84-9,304.61

Finding the Fourth Proportional to 16,378.07, 22,601.84 and 9,304.61

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Solution

The fourth proportional to 16,378.07, 22,601.84 and 9,304.61 is: 12,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.07 : 22,601.84 = 9,304.61 : x
  2. Step 2: Convert to fraction form
    16,378.07/22,601.84 = 9,304.61/x
  3. Step 3: Cross multiply
    16,378.07x = 22,601.84 × 9,304.61
  4. Step 4: Simplify right side
    16,378.07x = 210,301,146.95
  5. Step 5: Solve for x
    x = 210,301,146.95/16,378.07
  6. Step 6: Final answer
    x = 12,840.41

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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.