Home / 15,657.24-23,443.83-12,246.21

Finding the Fourth Proportional to 15,657.24, 23,443.83 and 12,246.21

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Solution

The fourth proportional to 15,657.24, 23,443.83 and 12,246.21 is: 18,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657.24 : 23,443.83 = 12,246.21 : x
  2. Step 2: Convert to fraction form
    15,657.24/23,443.83 = 12,246.21/x
  3. Step 3: Cross multiply
    15,657.24x = 23,443.83 × 12,246.21
  4. Step 4: Simplify right side
    15,657.24x = 287,098,111.31
  5. Step 5: Solve for x
    x = 287,098,111.31/15,657.24
  6. Step 6: Final answer
    x = 18,336.44

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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.