Home / 27,883.07-38,461.73-16,545.09

Finding the Fourth Proportional to 27,883.07, 38,461.73 and 16,545.09

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Solution

The fourth proportional to 27,883.07, 38,461.73 and 16,545.09 is: 22,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883.07 : 38,461.73 = 16,545.09 : x
  2. Step 2: Convert to fraction form
    27,883.07/38,461.73 = 16,545.09/x
  3. Step 3: Cross multiply
    27,883.07x = 38,461.73 × 16,545.09
  4. Step 4: Simplify right side
    27,883.07x = 636,352,701.68
  5. Step 5: Solve for x
    x = 636,352,701.68/27,883.07
  6. Step 6: Final answer
    x = 22,822.19

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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.