Home / 40,258.91-55,555.52-22,352.51

Finding the Fourth Proportional to 40,258.91, 55,555.52 and 22,352.51

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Solution

The fourth proportional to 40,258.91, 55,555.52 and 22,352.51 is: 30,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,258.91 : 55,555.52 = 22,352.51 : x
  2. Step 2: Convert to fraction form
    40,258.91/55,555.52 = 22,352.51/x
  3. Step 3: Cross multiply
    40,258.91x = 55,555.52 × 22,352.51
  4. Step 4: Simplify right side
    40,258.91x = 1,241,804,926.82
  5. Step 5: Solve for x
    x = 1,241,804,926.82/40,258.91
  6. Step 6: Final answer
    x = 30,845.47

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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.