Home / 31,818.02-43,870.29-27,503.33

Finding the Fourth Proportional to 31,818.02, 43,870.29 and 27,503.33

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Solution

The fourth proportional to 31,818.02, 43,870.29 and 27,503.33 is: 37,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,818.02 : 43,870.29 = 27,503.33 : x
  2. Step 2: Convert to fraction form
    31,818.02/43,870.29 = 27,503.33/x
  3. Step 3: Cross multiply
    31,818.02x = 43,870.29 × 27,503.33
  4. Step 4: Simplify right side
    31,818.02x = 1,206,578,843.71
  5. Step 5: Solve for x
    x = 1,206,578,843.71/31,818.02
  6. Step 6: Final answer
    x = 37,921.25

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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.