Home / 40,041.51-55,252.46-22,134.07

Finding the Fourth Proportional to 40,041.51, 55,252.46 and 22,134.07

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Solution

The fourth proportional to 40,041.51, 55,252.46 and 22,134.07 is: 30,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041.51 : 55,252.46 = 22,134.07 : x
  2. Step 2: Convert to fraction form
    40,041.51/55,252.46 = 22,134.07/x
  3. Step 3: Cross multiply
    40,041.51x = 55,252.46 × 22,134.07
  4. Step 4: Simplify right side
    40,041.51x = 1,222,961,941.71
  5. Step 5: Solve for x
    x = 1,222,961,941.71/40,041.51
  6. Step 6: Final answer
    x = 30,542.36

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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.