Home / 52,856.64-79,234.12-19,567.68

Finding the Fourth Proportional to 52,856.64, 79,234.12 and 19,567.68

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Solution

The fourth proportional to 52,856.64, 79,234.12 and 19,567.68 is: 29,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,856.64 : 79,234.12 = 19,567.68 : x
  2. Step 2: Convert to fraction form
    52,856.64/79,234.12 = 19,567.68/x
  3. Step 3: Cross multiply
    52,856.64x = 79,234.12 × 19,567.68
  4. Step 4: Simplify right side
    52,856.64x = 1,550,427,905.24
  5. Step 5: Solve for x
    x = 1,550,427,905.24/52,856.64
  6. Step 6: Final answer
    x = 29,332.70

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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.