Home / 23,691.19-35,533.95-18,431.47

Finding the Fourth Proportional to 23,691.19, 35,533.95 and 18,431.47

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Solution

The fourth proportional to 23,691.19, 35,533.95 and 18,431.47 is: 27,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.19 : 35,533.95 = 18,431.47 : x
  2. Step 2: Convert to fraction form
    23,691.19/35,533.95 = 18,431.47/x
  3. Step 3: Cross multiply
    23,691.19x = 35,533.95 × 18,431.47
  4. Step 4: Simplify right side
    23,691.19x = 654,942,933.41
  5. Step 5: Solve for x
    x = 654,942,933.41/23,691.19
  6. Step 6: Final answer
    x = 27,645.00

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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.