Home / 18,528.97-25,569.94-10,031.05

Finding the Fourth Proportional to 18,528.97, 25,569.94 and 10,031.05

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Solution

The fourth proportional to 18,528.97, 25,569.94 and 10,031.05 is: 13,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.97 : 25,569.94 = 10,031.05 : x
  2. Step 2: Convert to fraction form
    18,528.97/25,569.94 = 10,031.05/x
  3. Step 3: Cross multiply
    18,528.97x = 25,569.94 × 10,031.05
  4. Step 4: Simplify right side
    18,528.97x = 256,493,218.79
  5. Step 5: Solve for x
    x = 256,493,218.79/18,528.97
  6. Step 6: Final answer
    x = 13,842.82

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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.