Home / 22,669.19-31,273.78-14,156.53

Finding the Fourth Proportional to 22,669.19, 31,273.78 and 14,156.53

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Solution

The fourth proportional to 22,669.19, 31,273.78 and 14,156.53 is: 19,529.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.19 : 31,273.78 = 14,156.53 : x
  2. Step 2: Convert to fraction form
    22,669.19/31,273.78 = 14,156.53/x
  3. Step 3: Cross multiply
    22,669.19x = 31,273.78 × 14,156.53
  4. Step 4: Simplify right side
    22,669.19x = 442,728,134.00
  5. Step 5: Solve for x
    x = 442,728,134.00/22,669.19
  6. Step 6: Final answer
    x = 19,529.95

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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.