Home / 28,443.34-42,664.74-9,723.16

Finding the Fourth Proportional to 28,443.34, 42,664.74 and 9,723.16

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Solution

The fourth proportional to 28,443.34, 42,664.74 and 9,723.16 is: 14,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,443.34 : 42,664.74 = 9,723.16 : x
  2. Step 2: Convert to fraction form
    28,443.34/42,664.74 = 9,723.16/x
  3. Step 3: Cross multiply
    28,443.34x = 42,664.74 × 9,723.16
  4. Step 4: Simplify right side
    28,443.34x = 414,836,093.38
  5. Step 5: Solve for x
    x = 414,836,093.38/28,443.34
  6. Step 6: Final answer
    x = 14,584.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.