Home / 17,226.16-23,785.32-12,521.68

Finding the Fourth Proportional to 17,226.16, 23,785.32 and 12,521.68

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Solution

The fourth proportional to 17,226.16, 23,785.32 and 12,521.68 is: 17,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.16 : 23,785.32 = 12,521.68 : x
  2. Step 2: Convert to fraction form
    17,226.16/23,785.32 = 12,521.68/x
  3. Step 3: Cross multiply
    17,226.16x = 23,785.32 × 12,521.68
  4. Step 4: Simplify right side
    17,226.16x = 297,832,165.74
  5. Step 5: Solve for x
    x = 297,832,165.74/17,226.16
  6. Step 6: Final answer
    x = 17,289.53

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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.