Home / 31,330.42-43,236.93-17,184.22

Finding the Fourth Proportional to 31,330.42, 43,236.93 and 17,184.22

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Solution

The fourth proportional to 31,330.42, 43,236.93 and 17,184.22 is: 23,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330.42 : 43,236.93 = 17,184.22 : x
  2. Step 2: Convert to fraction form
    31,330.42/43,236.93 = 17,184.22/x
  3. Step 3: Cross multiply
    31,330.42x = 43,236.93 × 17,184.22
  4. Step 4: Simplify right side
    31,330.42x = 742,992,917.24
  5. Step 5: Solve for x
    x = 742,992,917.24/31,330.42
  6. Step 6: Final answer
    x = 23,714.74

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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.