Home / 17,848.80-24,631.32-9,891.54

Finding the Fourth Proportional to 17,848.80, 24,631.32 and 9,891.54

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Solution

The fourth proportional to 17,848.80, 24,631.32 and 9,891.54 is: 13,650.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.80 : 24,631.32 = 9,891.54 : x
  2. Step 2: Convert to fraction form
    17,848.80/24,631.32 = 9,891.54/x
  3. Step 3: Cross multiply
    17,848.80x = 24,631.32 × 9,891.54
  4. Step 4: Simplify right side
    17,848.80x = 243,641,687.03
  5. Step 5: Solve for x
    x = 243,641,687.03/17,848.80
  6. Step 6: Final answer
    x = 13,650.31

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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.