Home / 55,337.92-83,031.28-29,036.32

Finding the Fourth Proportional to 55,337.92, 83,031.28 and 29,036.32

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Solution

The fourth proportional to 55,337.92, 83,031.28 and 29,036.32 is: 43,567.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.92 : 83,031.28 = 29,036.32 : x
  2. Step 2: Convert to fraction form
    55,337.92/83,031.28 = 29,036.32/x
  3. Step 3: Cross multiply
    55,337.92x = 83,031.28 × 29,036.32
  4. Step 4: Simplify right side
    55,337.92x = 2,410,922,816.09
  5. Step 5: Solve for x
    x = 2,410,922,816.09/55,337.92
  6. Step 6: Final answer
    x = 43,567.28

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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.