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Finding the Fourth Proportional to 35,143.57, 48,498.49 and 19,227.68

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Solution

The fourth proportional to 35,143.57, 48,498.49 and 19,227.68 is: 26,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.57 : 48,498.49 = 19,227.68 : x
  2. Step 2: Convert to fraction form
    35,143.57/48,498.49 = 19,227.68/x
  3. Step 3: Cross multiply
    35,143.57x = 48,498.49 × 19,227.68
  4. Step 4: Simplify right side
    35,143.57x = 932,513,446.20
  5. Step 5: Solve for x
    x = 932,513,446.20/35,143.57
  6. Step 6: Final answer
    x = 26,534.40

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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.