Home / 22,964.19-31,690.08-12,754.55

Finding the Fourth Proportional to 22,964.19, 31,690.08 and 12,754.55

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Solution

The fourth proportional to 22,964.19, 31,690.08 and 12,754.55 is: 17,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,964.19 : 31,690.08 = 12,754.55 : x
  2. Step 2: Convert to fraction form
    22,964.19/31,690.08 = 12,754.55/x
  3. Step 3: Cross multiply
    22,964.19x = 31,690.08 × 12,754.55
  4. Step 4: Simplify right side
    22,964.19x = 404,192,551.41
  5. Step 5: Solve for x
    x = 404,192,551.41/22,964.19
  6. Step 6: Final answer
    x = 17,600.99

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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.