Home / 40,152.87-55,410.14-22,247.82

Finding the Fourth Proportional to 40,152.87, 55,410.14 and 22,247.82

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Solution

The fourth proportional to 40,152.87, 55,410.14 and 22,247.82 is: 30,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.87 : 55,410.14 = 22,247.82 : x
  2. Step 2: Convert to fraction form
    40,152.87/55,410.14 = 22,247.82/x
  3. Step 3: Cross multiply
    40,152.87x = 55,410.14 × 22,247.82
  4. Step 4: Simplify right side
    40,152.87x = 1,232,754,876.51
  5. Step 5: Solve for x
    x = 1,232,754,876.51/40,152.87
  6. Step 6: Final answer
    x = 30,701.54

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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.