Home / 38,087.63-52,560.62-21,949.05

Finding the Fourth Proportional to 38,087.63, 52,560.62 and 21,949.05

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Solution

The fourth proportional to 38,087.63, 52,560.62 and 21,949.05 is: 30,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,087.63 : 52,560.62 = 21,949.05 : x
  2. Step 2: Convert to fraction form
    38,087.63/52,560.62 = 21,949.05/x
  3. Step 3: Cross multiply
    38,087.63x = 52,560.62 × 21,949.05
  4. Step 4: Simplify right side
    38,087.63x = 1,153,655,621.09
  5. Step 5: Solve for x
    x = 1,153,655,621.09/38,087.63
  6. Step 6: Final answer
    x = 30,289.51

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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.