Home / 40,302.54-55,617.56-22,397.08

Finding the Fourth Proportional to 40,302.54, 55,617.56 and 22,397.08

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Solution

The fourth proportional to 40,302.54, 55,617.56 and 22,397.08 is: 30,908.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,302.54 : 55,617.56 = 22,397.08 : x
  2. Step 2: Convert to fraction form
    40,302.54/55,617.56 = 22,397.08/x
  3. Step 3: Cross multiply
    40,302.54x = 55,617.56 × 22,397.08
  4. Step 4: Simplify right side
    40,302.54x = 1,245,670,940.72
  5. Step 5: Solve for x
    x = 1,245,670,940.72/40,302.54
  6. Step 6: Final answer
    x = 30,908.00

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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.