Home / 40,346.19-55,678.05-22,441.41

Finding the Fourth Proportional to 40,346.19, 55,678.05 and 22,441.41

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Solution

The fourth proportional to 40,346.19, 55,678.05 and 22,441.41 is: 30,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,346.19 : 55,678.05 = 22,441.41 : x
  2. Step 2: Convert to fraction form
    40,346.19/55,678.05 = 22,441.41/x
  3. Step 3: Cross multiply
    40,346.19x = 55,678.05 × 22,441.41
  4. Step 4: Simplify right side
    40,346.19x = 1,249,493,948.05
  5. Step 5: Solve for x
    x = 1,249,493,948.05/40,346.19
  6. Step 6: Final answer
    x = 30,969.32

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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.