Home / 40,224.84-55,509.42-22,319.46

Finding the Fourth Proportional to 40,224.84, 55,509.42 and 22,319.46

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Solution

The fourth proportional to 40,224.84, 55,509.42 and 22,319.46 is: 30,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.84 : 55,509.42 = 22,319.46 : x
  2. Step 2: Convert to fraction form
    40,224.84/55,509.42 = 22,319.46/x
  3. Step 3: Cross multiply
    40,224.84x = 55,509.42 × 22,319.46
  4. Step 4: Simplify right side
    40,224.84x = 1,238,940,279.31
  5. Step 5: Solve for x
    x = 1,238,940,279.31/40,224.84
  6. Step 6: Final answer
    x = 30,800.38

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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.