Home / 17,848.18-24,629.87-9,891.15

Finding the Fourth Proportional to 17,848.18, 24,629.87 and 9,891.15

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Solution

The fourth proportional to 17,848.18, 24,629.87 and 9,891.15 is: 13,649.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.18 : 24,629.87 = 9,891.15 : x
  2. Step 2: Convert to fraction form
    17,848.18/24,629.87 = 9,891.15/x
  3. Step 3: Cross multiply
    17,848.18x = 24,629.87 × 9,891.15
  4. Step 4: Simplify right side
    17,848.18x = 243,617,590.77
  5. Step 5: Solve for x
    x = 243,617,590.77/17,848.18
  6. Step 6: Final answer
    x = 13,649.44

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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.