Home / 40,188.47-55,459.26-22,283.32

Finding the Fourth Proportional to 40,188.47, 55,459.26 and 22,283.32

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Solution

The fourth proportional to 40,188.47, 55,459.26 and 22,283.32 is: 30,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,188.47 : 55,459.26 = 22,283.32 : x
  2. Step 2: Convert to fraction form
    40,188.47/55,459.26 = 22,283.32/x
  3. Step 3: Cross multiply
    40,188.47x = 55,459.26 × 22,283.32
  4. Step 4: Simplify right side
    40,188.47x = 1,235,816,160.25
  5. Step 5: Solve for x
    x = 1,235,816,160.25/40,188.47
  6. Step 6: Final answer
    x = 30,750.52

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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.