Home / 35,143.28-48,498.42-19,228.07

Finding the Fourth Proportional to 35,143.28, 48,498.42 and 19,228.07

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Solution

The fourth proportional to 35,143.28, 48,498.42 and 19,228.07 is: 26,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.28 : 48,498.42 = 19,228.07 : x
  2. Step 2: Convert to fraction form
    35,143.28/48,498.42 = 19,228.07/x
  3. Step 3: Cross multiply
    35,143.28x = 48,498.42 × 19,228.07
  4. Step 4: Simplify right side
    35,143.28x = 932,530,881.12
  5. Step 5: Solve for x
    x = 932,530,881.12/35,143.28
  6. Step 6: Final answer
    x = 26,535.12

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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.