Home / 13,949.93-19,244.45-8,281.46

Finding the Fourth Proportional to 13,949.93, 19,244.45 and 8,281.46

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Solution

The fourth proportional to 13,949.93, 19,244.45 and 8,281.46 is: 11,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.93 : 19,244.45 = 8,281.46 : x
  2. Step 2: Convert to fraction form
    13,949.93/19,244.45 = 8,281.46/x
  3. Step 3: Cross multiply
    13,949.93x = 19,244.45 × 8,281.46
  4. Step 4: Simplify right side
    13,949.93x = 159,372,005.27
  5. Step 5: Solve for x
    x = 159,372,005.27/13,949.93
  6. Step 6: Final answer
    x = 11,424.58

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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.