Home / 40,240.62-55,538.70-22,341.36

Finding the Fourth Proportional to 40,240.62, 55,538.70 and 22,341.36

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Solution

The fourth proportional to 40,240.62, 55,538.70 and 22,341.36 is: 30,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240.62 : 55,538.70 = 22,341.36 : x
  2. Step 2: Convert to fraction form
    40,240.62/55,538.70 = 22,341.36/x
  3. Step 3: Cross multiply
    40,240.62x = 55,538.70 × 22,341.36
  4. Step 4: Simplify right side
    40,240.62x = 1,240,810,090.63
  5. Step 5: Solve for x
    x = 1,240,810,090.63/40,240.62
  6. Step 6: Final answer
    x = 30,834.77

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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.