Home / 31,785.14-43,833.02-19,036.28

Finding the Fourth Proportional to 31,785.14, 43,833.02 and 19,036.28

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Solution

The fourth proportional to 31,785.14, 43,833.02 and 19,036.28 is: 26,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,785.14 : 43,833.02 = 19,036.28 : x
  2. Step 2: Convert to fraction form
    31,785.14/43,833.02 = 19,036.28/x
  3. Step 3: Cross multiply
    31,785.14x = 43,833.02 × 19,036.28
  4. Step 4: Simplify right side
    31,785.14x = 834,417,656.37
  5. Step 5: Solve for x
    x = 834,417,656.37/31,785.14
  6. Step 6: Final answer
    x = 26,251.81

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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.