Home / 39,110.29-53,977.10-22,115.48

Finding the Fourth Proportional to 39,110.29, 53,977.10 and 22,115.48

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Solution

The fourth proportional to 39,110.29, 53,977.10 and 22,115.48 is: 30,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110.29 : 53,977.10 = 22,115.48 : x
  2. Step 2: Convert to fraction form
    39,110.29/53,977.10 = 22,115.48/x
  3. Step 3: Cross multiply
    39,110.29x = 53,977.10 × 22,115.48
  4. Step 4: Simplify right side
    39,110.29x = 1,193,729,095.05
  5. Step 5: Solve for x
    x = 1,193,729,095.05/39,110.29
  6. Step 6: Final answer
    x = 30,522.13

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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.