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Finding the Fourth Proportional to 23,898.69, 32,980.10 and 14,340.29

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Solution

The fourth proportional to 23,898.69, 32,980.10 and 14,340.29 is: 19,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,898.69 : 32,980.10 = 14,340.29 : x
  2. Step 2: Convert to fraction form
    23,898.69/32,980.10 = 14,340.29/x
  3. Step 3: Cross multiply
    23,898.69x = 32,980.10 × 14,340.29
  4. Step 4: Simplify right side
    23,898.69x = 472,943,961.63
  5. Step 5: Solve for x
    x = 472,943,961.63/23,898.69
  6. Step 6: Final answer
    x = 19,789.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.