Home / 22,545.74-31,083.35-18,497.77

Finding the Fourth Proportional to 22,545.74, 31,083.35 and 18,497.77

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Solution

The fourth proportional to 22,545.74, 31,083.35 and 18,497.77 is: 25,502.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.74 : 31,083.35 = 18,497.77 : x
  2. Step 2: Convert to fraction form
    22,545.74/31,083.35 = 18,497.77/x
  3. Step 3: Cross multiply
    22,545.74x = 31,083.35 × 18,497.77
  4. Step 4: Simplify right side
    22,545.74x = 574,972,488.93
  5. Step 5: Solve for x
    x = 574,972,488.93/22,545.74
  6. Step 6: Final answer
    x = 25,502.49

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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.