Home / 16,223.86-22,388.70-9,152.56

Finding the Fourth Proportional to 16,223.86, 22,388.70 and 9,152.56

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Solution

The fourth proportional to 16,223.86, 22,388.70 and 9,152.56 is: 12,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,223.86 : 22,388.70 = 9,152.56 : x
  2. Step 2: Convert to fraction form
    16,223.86/22,388.70 = 9,152.56/x
  3. Step 3: Cross multiply
    16,223.86x = 22,388.70 × 9,152.56
  4. Step 4: Simplify right side
    16,223.86x = 204,913,920.07
  5. Step 5: Solve for x
    x = 204,913,920.07/16,223.86
  6. Step 6: Final answer
    x = 12,630.40

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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.