Home / 56,479.36-84,724.44-19,037.92

Finding the Fourth Proportional to 56,479.36, 84,724.44 and 19,037.92

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Solution

The fourth proportional to 56,479.36, 84,724.44 and 19,037.92 is: 28,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,479.36 : 84,724.44 = 19,037.92 : x
  2. Step 2: Convert to fraction form
    56,479.36/84,724.44 = 19,037.92/x
  3. Step 3: Cross multiply
    56,479.36x = 84,724.44 × 19,037.92
  4. Step 4: Simplify right side
    56,479.36x = 1,612,977,110.76
  5. Step 5: Solve for x
    x = 1,612,977,110.76/56,479.36
  6. Step 6: Final answer
    x = 28,558.70

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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.