Home / 40,555.04-55,963.32-22,649.20

Finding the Fourth Proportional to 40,555.04, 55,963.32 and 22,649.20

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Solution

The fourth proportional to 40,555.04, 55,963.32 and 22,649.20 is: 31,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,555.04 : 55,963.32 = 22,649.20 : x
  2. Step 2: Convert to fraction form
    40,555.04/55,963.32 = 22,649.20/x
  3. Step 3: Cross multiply
    40,555.04x = 55,963.32 × 22,649.20
  4. Step 4: Simplify right side
    40,555.04x = 1,267,524,427.34
  5. Step 5: Solve for x
    x = 1,267,524,427.34/40,555.04
  6. Step 6: Final answer
    x = 31,254.42

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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.