Home / 35,728.35-49,301.62-19,812.52

Finding the Fourth Proportional to 35,728.35, 49,301.62 and 19,812.52

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Solution

The fourth proportional to 35,728.35, 49,301.62 and 19,812.52 is: 27,339.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.35 : 49,301.62 = 19,812.52 : x
  2. Step 2: Convert to fraction form
    35,728.35/49,301.62 = 19,812.52/x
  3. Step 3: Cross multiply
    35,728.35x = 49,301.62 × 19,812.52
  4. Step 4: Simplify right side
    35,728.35x = 976,789,332.28
  5. Step 5: Solve for x
    x = 976,789,332.28/35,728.35
  6. Step 6: Final answer
    x = 27,339.34

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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.