Home / 46,319.78-69,479.17-11,259.47

Finding the Fourth Proportional to 46,319.78, 69,479.17 and 11,259.47

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Solution

The fourth proportional to 46,319.78, 69,479.17 and 11,259.47 is: 16,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,319.78 : 69,479.17 = 11,259.47 : x
  2. Step 2: Convert to fraction form
    46,319.78/69,479.17 = 11,259.47/x
  3. Step 3: Cross multiply
    46,319.78x = 69,479.17 × 11,259.47
  4. Step 4: Simplify right side
    46,319.78x = 782,298,775.79
  5. Step 5: Solve for x
    x = 782,298,775.79/46,319.78
  6. Step 6: Final answer
    x = 16,889.09

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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.