Home / 35,631.82-53,447.17-12,258.46

Finding the Fourth Proportional to 35,631.82, 53,447.17 and 12,258.46

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Solution

The fourth proportional to 35,631.82, 53,447.17 and 12,258.46 is: 18,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.82 : 53,447.17 = 12,258.46 : x
  2. Step 2: Convert to fraction form
    35,631.82/53,447.17 = 12,258.46/x
  3. Step 3: Cross multiply
    35,631.82x = 53,447.17 × 12,258.46
  4. Step 4: Simplify right side
    35,631.82x = 655,179,995.56
  5. Step 5: Solve for x
    x = 655,179,995.56/35,631.82
  6. Step 6: Final answer
    x = 18,387.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.