Home / 15,983.74-22,056.62-9,176.17

Finding the Fourth Proportional to 15,983.74, 22,056.62 and 9,176.17

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Solution

The fourth proportional to 15,983.74, 22,056.62 and 9,176.17 is: 12,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.74 : 22,056.62 = 9,176.17 : x
  2. Step 2: Convert to fraction form
    15,983.74/22,056.62 = 9,176.17/x
  3. Step 3: Cross multiply
    15,983.74x = 22,056.62 × 9,176.17
  4. Step 4: Simplify right side
    15,983.74x = 202,395,138.58
  5. Step 5: Solve for x
    x = 202,395,138.58/15,983.74
  6. Step 6: Final answer
    x = 12,662.57

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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.