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Finding the Fourth Proportional to 15,308.66, 22,941.60 and 8,273.51

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Solution

The fourth proportional to 15,308.66, 22,941.60 and 8,273.51 is: 12,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.66 : 22,941.60 = 8,273.51 : x
  2. Step 2: Convert to fraction form
    15,308.66/22,941.60 = 8,273.51/x
  3. Step 3: Cross multiply
    15,308.66x = 22,941.60 × 8,273.51
  4. Step 4: Simplify right side
    15,308.66x = 189,807,442.31
  5. Step 5: Solve for x
    x = 189,807,442.31/15,308.66
  6. Step 6: Final answer
    x = 12,398.70

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1.5x scale

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.