Home / 16,398.17-22,629.55-8,946.33

Finding the Fourth Proportional to 16,398.17, 22,629.55 and 8,946.33

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Solution

The fourth proportional to 16,398.17, 22,629.55 and 8,946.33 is: 12,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.17 : 22,629.55 = 8,946.33 : x
  2. Step 2: Convert to fraction form
    16,398.17/22,629.55 = 8,946.33/x
  3. Step 3: Cross multiply
    16,398.17x = 22,629.55 × 8,946.33
  4. Step 4: Simplify right side
    16,398.17x = 202,451,422.05
  5. Step 5: Solve for x
    x = 202,451,422.05/16,398.17
  6. Step 6: Final answer
    x = 12,345.98

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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.