Home / 40,035.74-55,252.19-22,130.37

Finding the Fourth Proportional to 40,035.74, 55,252.19 and 22,130.37

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Solution

The fourth proportional to 40,035.74, 55,252.19 and 22,130.37 is: 30,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.74 : 55,252.19 = 22,130.37 : x
  2. Step 2: Convert to fraction form
    40,035.74/55,252.19 = 22,130.37/x
  3. Step 3: Cross multiply
    40,035.74x = 55,252.19 × 22,130.37
  4. Step 4: Simplify right side
    40,035.74x = 1,222,751,463.34
  5. Step 5: Solve for x
    x = 1,222,751,463.34/40,035.74
  6. Step 6: Final answer
    x = 30,541.50

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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.