Home / 36,207.80-49,957.37-21,856.28

Finding the Fourth Proportional to 36,207.80, 49,957.37 and 21,856.28

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Solution

The fourth proportional to 36,207.80, 49,957.37 and 21,856.28 is: 30,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207.80 : 49,957.37 = 21,856.28 : x
  2. Step 2: Convert to fraction form
    36,207.80/49,957.37 = 21,856.28/x
  3. Step 3: Cross multiply
    36,207.80x = 49,957.37 × 21,856.28
  4. Step 4: Simplify right side
    36,207.80x = 1,091,882,266.78
  5. Step 5: Solve for x
    x = 1,091,882,266.78/36,207.80
  6. Step 6: Final answer
    x = 30,156.00

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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.