Home / 39,874.41-55,026.95-25,709.13

Finding the Fourth Proportional to 39,874.41, 55,026.95 and 25,709.13

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Solution

The fourth proportional to 39,874.41, 55,026.95 and 25,709.13 is: 35,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,874.41 : 55,026.95 = 25,709.13 : x
  2. Step 2: Convert to fraction form
    39,874.41/55,026.95 = 25,709.13/x
  3. Step 3: Cross multiply
    39,874.41x = 55,026.95 × 25,709.13
  4. Step 4: Simplify right side
    39,874.41x = 1,414,694,882.51
  5. Step 5: Solve for x
    x = 1,414,694,882.51/39,874.41
  6. Step 6: Final answer
    x = 35,478.77

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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.