Home / 55,309.74-82,953.45-15,856.26

Finding the Fourth Proportional to 55,309.74, 82,953.45 and 15,856.26

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Solution

The fourth proportional to 55,309.74, 82,953.45 and 15,856.26 is: 23,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309.74 : 82,953.45 = 15,856.26 : x
  2. Step 2: Convert to fraction form
    55,309.74/82,953.45 = 15,856.26/x
  3. Step 3: Cross multiply
    55,309.74x = 82,953.45 × 15,856.26
  4. Step 4: Simplify right side
    55,309.74x = 1,315,331,471.10
  5. Step 5: Solve for x
    x = 1,315,331,471.10/55,309.74
  6. Step 6: Final answer
    x = 23,781.19

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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.