Home / 40,314.65-55,636.07-22,411.49

Finding the Fourth Proportional to 40,314.65, 55,636.07 and 22,411.49

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Solution

The fourth proportional to 40,314.65, 55,636.07 and 22,411.49 is: 30,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.65 : 55,636.07 = 22,411.49 : x
  2. Step 2: Convert to fraction form
    40,314.65/55,636.07 = 22,411.49/x
  3. Step 3: Cross multiply
    40,314.65x = 55,636.07 × 22,411.49
  4. Step 4: Simplify right side
    40,314.65x = 1,246,886,836.21
  5. Step 5: Solve for x
    x = 1,246,886,836.21/40,314.65
  6. Step 6: Final answer
    x = 30,928.88

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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.