Home / 31,351.51-43,264.96-17,204.59

Finding the Fourth Proportional to 31,351.51, 43,264.96 and 17,204.59

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Solution

The fourth proportional to 31,351.51, 43,264.96 and 17,204.59 is: 23,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,351.51 : 43,264.96 = 17,204.59 : x
  2. Step 2: Convert to fraction form
    31,351.51/43,264.96 = 17,204.59/x
  3. Step 3: Cross multiply
    31,351.51x = 43,264.96 × 17,204.59
  4. Step 4: Simplify right side
    31,351.51x = 744,355,898.17
  5. Step 5: Solve for x
    x = 744,355,898.17/31,351.51
  6. Step 6: Final answer
    x = 23,742.27

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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.