Home / 40,060.87-55,283.06-22,155.49

Finding the Fourth Proportional to 40,060.87, 55,283.06 and 22,155.49

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Solution

The fourth proportional to 40,060.87, 55,283.06 and 22,155.49 is: 30,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,060.87 : 55,283.06 = 22,155.49 : x
  2. Step 2: Convert to fraction form
    40,060.87/55,283.06 = 22,155.49/x
  3. Step 3: Cross multiply
    40,060.87x = 55,283.06 × 22,155.49
  4. Step 4: Simplify right side
    40,060.87x = 1,224,823,172.22
  5. Step 5: Solve for x
    x = 1,224,823,172.22/40,060.87
  6. Step 6: Final answer
    x = 30,574.05

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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.