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Finding the Fourth Proportional to 41,288.43, 56,978.24 and 23,386.93

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Solution

The fourth proportional to 41,288.43, 56,978.24 and 23,386.93 is: 32,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,288.43 : 56,978.24 = 23,386.93 : x
  2. Step 2: Convert to fraction form
    41,288.43/56,978.24 = 23,386.93/x
  3. Step 3: Cross multiply
    41,288.43x = 56,978.24 × 23,386.93
  4. Step 4: Simplify right side
    41,288.43x = 1,332,545,851.02
  5. Step 5: Solve for x
    x = 1,332,545,851.02/41,288.43
  6. Step 6: Final answer
    x = 32,274.07

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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.