Home / 12,275.27-16,950.71-9,125.99

Finding the Fourth Proportional to 12,275.27, 16,950.71 and 9,125.99

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Solution

The fourth proportional to 12,275.27, 16,950.71 and 9,125.99 is: 12,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275.27 : 16,950.71 = 9,125.99 : x
  2. Step 2: Convert to fraction form
    12,275.27/16,950.71 = 9,125.99/x
  3. Step 3: Cross multiply
    12,275.27x = 16,950.71 × 9,125.99
  4. Step 4: Simplify right side
    12,275.27x = 154,692,009.95
  5. Step 5: Solve for x
    x = 154,692,009.95/12,275.27
  6. Step 6: Final answer
    x = 12,601.92

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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.