Home / 14,934.94-20,603.29-9,631.46

Finding the Fourth Proportional to 14,934.94, 20,603.29 and 9,631.46

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Solution

The fourth proportional to 14,934.94, 20,603.29 and 9,631.46 is: 13,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.94 : 20,603.29 = 9,631.46 : x
  2. Step 2: Convert to fraction form
    14,934.94/20,603.29 = 9,631.46/x
  3. Step 3: Cross multiply
    14,934.94x = 20,603.29 × 9,631.46
  4. Step 4: Simplify right side
    14,934.94x = 198,439,763.50
  5. Step 5: Solve for x
    x = 198,439,763.50/14,934.94
  6. Step 6: Final answer
    x = 13,286.95

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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.