Home / 28,344.41-42,521.19-9,622.48

Finding the Fourth Proportional to 28,344.41, 42,521.19 and 9,622.48

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Solution

The fourth proportional to 28,344.41, 42,521.19 and 9,622.48 is: 14,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344.41 : 42,521.19 = 9,622.48 : x
  2. Step 2: Convert to fraction form
    28,344.41/42,521.19 = 9,622.48/x
  3. Step 3: Cross multiply
    28,344.41x = 42,521.19 × 9,622.48
  4. Step 4: Simplify right side
    28,344.41x = 409,159,237.69
  5. Step 5: Solve for x
    x = 409,159,237.69/28,344.41
  6. Step 6: Final answer
    x = 14,435.27

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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.