Home / 22,897.79-34,502.72-18,828.95

Finding the Fourth Proportional to 22,897.79, 34,502.72 and 18,828.95

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Solution

The fourth proportional to 22,897.79, 34,502.72 and 18,828.95 is: 28,371.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897.79 : 34,502.72 = 18,828.95 : x
  2. Step 2: Convert to fraction form
    22,897.79/34,502.72 = 18,828.95/x
  3. Step 3: Cross multiply
    22,897.79x = 34,502.72 × 18,828.95
  4. Step 4: Simplify right side
    22,897.79x = 649,649,723.09
  5. Step 5: Solve for x
    x = 649,649,723.09/22,897.79
  6. Step 6: Final answer
    x = 28,371.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.