Home / 40,272.38-55,573.99-22,368.48

Finding the Fourth Proportional to 40,272.38, 55,573.99 and 22,368.48

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Solution

The fourth proportional to 40,272.38, 55,573.99 and 22,368.48 is: 30,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.38 : 55,573.99 = 22,368.48 : x
  2. Step 2: Convert to fraction form
    40,272.38/55,573.99 = 22,368.48/x
  3. Step 3: Cross multiply
    40,272.38x = 55,573.99 × 22,368.48
  4. Step 4: Simplify right side
    40,272.38x = 1,243,105,683.84
  5. Step 5: Solve for x
    x = 1,243,105,683.84/40,272.38
  6. Step 6: Final answer
    x = 30,867.45

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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.