Home / 40,487.93-55,873.55-22,339.28

Finding the Fourth Proportional to 40,487.93, 55,873.55 and 22,339.28

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Solution

The fourth proportional to 40,487.93, 55,873.55 and 22,339.28 is: 30,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.93 : 55,873.55 = 22,339.28 : x
  2. Step 2: Convert to fraction form
    40,487.93/55,873.55 = 22,339.28/x
  3. Step 3: Cross multiply
    40,487.93x = 55,873.55 × 22,339.28
  4. Step 4: Simplify right side
    40,487.93x = 1,248,175,073.58
  5. Step 5: Solve for x
    x = 1,248,175,073.58/40,487.93
  6. Step 6: Final answer
    x = 30,828.32

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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.