Home / 22,951.04-31,651.44-14,990.36

Finding the Fourth Proportional to 22,951.04, 31,651.44 and 14,990.36

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Solution

The fourth proportional to 22,951.04, 31,651.44 and 14,990.36 is: 20,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,951.04 : 31,651.44 = 14,990.36 : x
  2. Step 2: Convert to fraction form
    22,951.04/31,651.44 = 14,990.36/x
  3. Step 3: Cross multiply
    22,951.04x = 31,651.44 × 14,990.36
  4. Step 4: Simplify right side
    22,951.04x = 474,466,480.12
  5. Step 5: Solve for x
    x = 474,466,480.12/22,951.04
  6. Step 6: Final answer
    x = 20,672.98

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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.