Home / 35,836.86-49,443.31-19,918.24

Finding the Fourth Proportional to 35,836.86, 49,443.31 and 19,918.24

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Solution

The fourth proportional to 35,836.86, 49,443.31 and 19,918.24 is: 27,480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836.86 : 49,443.31 = 19,918.24 : x
  2. Step 2: Convert to fraction form
    35,836.86/49,443.31 = 19,918.24/x
  3. Step 3: Cross multiply
    35,836.86x = 49,443.31 × 19,918.24
  4. Step 4: Simplify right side
    35,836.86x = 984,823,541.57
  5. Step 5: Solve for x
    x = 984,823,541.57/35,836.86
  6. Step 6: Final answer
    x = 27,480.74

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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.