Home / 41,981.63-57,929.13-25,857.36

Finding the Fourth Proportional to 41,981.63, 57,929.13 and 25,857.36

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Solution

The fourth proportional to 41,981.63, 57,929.13 and 25,857.36 is: 35,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,981.63 : 57,929.13 = 25,857.36 : x
  2. Step 2: Convert to fraction form
    41,981.63/57,929.13 = 25,857.36/x
  3. Step 3: Cross multiply
    41,981.63x = 57,929.13 × 25,857.36
  4. Step 4: Simplify right side
    41,981.63x = 1,497,894,368.90
  5. Step 5: Solve for x
    x = 1,497,894,368.90/41,981.63
  6. Step 6: Final answer
    x = 35,679.76

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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.