Home / 35,764.54-49,320.78-21,422.08

Finding the Fourth Proportional to 35,764.54, 49,320.78 and 21,422.08

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Solution

The fourth proportional to 35,764.54, 49,320.78 and 21,422.08 is: 29,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764.54 : 49,320.78 = 21,422.08 : x
  2. Step 2: Convert to fraction form
    35,764.54/49,320.78 = 21,422.08/x
  3. Step 3: Cross multiply
    35,764.54x = 49,320.78 × 21,422.08
  4. Step 4: Simplify right side
    35,764.54x = 1,056,553,694.82
  5. Step 5: Solve for x
    x = 1,056,553,694.82/35,764.54
  6. Step 6: Final answer
    x = 29,541.93

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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.