Home / 40,030.65-55,243.34-22,125.93

Finding the Fourth Proportional to 40,030.65, 55,243.34 and 22,125.93

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Solution

The fourth proportional to 40,030.65, 55,243.34 and 22,125.93 is: 30,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.65 : 55,243.34 = 22,125.93 : x
  2. Step 2: Convert to fraction form
    40,030.65/55,243.34 = 22,125.93/x
  3. Step 3: Cross multiply
    40,030.65x = 55,243.34 × 22,125.93
  4. Step 4: Simplify right side
    40,030.65x = 1,222,310,163.18
  5. Step 5: Solve for x
    x = 1,222,310,163.18/40,030.65
  6. Step 6: Final answer
    x = 30,534.36

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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.