Home / 40,035.65-55,248.59-22,130.26

Finding the Fourth Proportional to 40,035.65, 55,248.59 and 22,130.26

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Solution

The fourth proportional to 40,035.65, 55,248.59 and 22,130.26 is: 30,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.65 : 55,248.59 = 22,130.26 : x
  2. Step 2: Convert to fraction form
    40,035.65/55,248.59 = 22,130.26/x
  3. Step 3: Cross multiply
    40,035.65x = 55,248.59 × 22,130.26
  4. Step 4: Simplify right side
    40,035.65x = 1,222,665,661.33
  5. Step 5: Solve for x
    x = 1,222,665,661.33/40,035.65
  6. Step 6: Final answer
    x = 30,539.42

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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.