Home / 41,749.90-57,622.17-31,711.57

Finding the Fourth Proportional to 41,749.90, 57,622.17 and 31,711.57

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Solution

The fourth proportional to 41,749.90, 57,622.17 and 31,711.57 is: 43,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,749.90 : 57,622.17 = 31,711.57 : x
  2. Step 2: Convert to fraction form
    41,749.90/57,622.17 = 31,711.57/x
  3. Step 3: Cross multiply
    41,749.90x = 57,622.17 × 31,711.57
  4. Step 4: Simplify right side
    41,749.90x = 1,827,289,477.51
  5. Step 5: Solve for x
    x = 1,827,289,477.51/41,749.90
  6. Step 6: Final answer
    x = 43,767.52

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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.