Home / 27,938.67-38,610.66-22,894.93

Finding the Fourth Proportional to 27,938.67, 38,610.66 and 22,894.93

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Solution

The fourth proportional to 27,938.67, 38,610.66 and 22,894.93 is: 31,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.67 : 38,610.66 = 22,894.93 : x
  2. Step 2: Convert to fraction form
    27,938.67/38,610.66 = 22,894.93/x
  3. Step 3: Cross multiply
    27,938.67x = 38,610.66 × 22,894.93
  4. Step 4: Simplify right side
    27,938.67x = 883,988,357.95
  5. Step 5: Solve for x
    x = 883,988,357.95/27,938.67
  6. Step 6: Final answer
    x = 31,640.32

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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.