Home / 35,717.92-49,289.98-19,801.40

Finding the Fourth Proportional to 35,717.92, 49,289.98 and 19,801.40

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Solution

The fourth proportional to 35,717.92, 49,289.98 and 19,801.40 is: 27,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717.92 : 49,289.98 = 19,801.40 : x
  2. Step 2: Convert to fraction form
    35,717.92/49,289.98 = 19,801.40/x
  3. Step 3: Cross multiply
    35,717.92x = 49,289.98 × 19,801.40
  4. Step 4: Simplify right side
    35,717.92x = 976,010,609.97
  5. Step 5: Solve for x
    x = 976,010,609.97/35,717.92
  6. Step 6: Final answer
    x = 27,325.52

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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.