Home / 38,995.12-53,811.84-22,224.88

Finding the Fourth Proportional to 38,995.12, 53,811.84 and 22,224.88

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Solution

The fourth proportional to 38,995.12, 53,811.84 and 22,224.88 is: 30,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,995.12 : 53,811.84 = 22,224.88 : x
  2. Step 2: Convert to fraction form
    38,995.12/53,811.84 = 22,224.88/x
  3. Step 3: Cross multiply
    38,995.12x = 53,811.84 × 22,224.88
  4. Step 4: Simplify right side
    38,995.12x = 1,195,961,686.58
  5. Step 5: Solve for x
    x = 1,195,961,686.58/38,995.12
  6. Step 6: Final answer
    x = 30,669.52

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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.