Home / 31,346.51-43,256.70-17,199.05

Finding the Fourth Proportional to 31,346.51, 43,256.70 and 17,199.05

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Solution

The fourth proportional to 31,346.51, 43,256.70 and 17,199.05 is: 23,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.51 : 43,256.70 = 17,199.05 : x
  2. Step 2: Convert to fraction form
    31,346.51/43,256.70 = 17,199.05/x
  3. Step 3: Cross multiply
    31,346.51x = 43,256.70 × 17,199.05
  4. Step 4: Simplify right side
    31,346.51x = 743,973,929.85
  5. Step 5: Solve for x
    x = 743,973,929.85/31,346.51
  6. Step 6: Final answer
    x = 23,733.87

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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.