Home / 56,192.92-84,301.70-21,132.58

Finding the Fourth Proportional to 56,192.92, 84,301.70 and 21,132.58

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Solution

The fourth proportional to 56,192.92, 84,301.70 and 21,132.58 is: 31,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,192.92 : 84,301.70 = 21,132.58 : x
  2. Step 2: Convert to fraction form
    56,192.92/84,301.70 = 21,132.58/x
  3. Step 3: Cross multiply
    56,192.92x = 84,301.70 × 21,132.58
  4. Step 4: Simplify right side
    56,192.92x = 1,781,512,419.39
  5. Step 5: Solve for x
    x = 1,781,512,419.39/56,192.92
  6. Step 6: Final answer
    x = 31,703.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.