Home / 12,248.54-18,364.60-5,671.14

Finding the Fourth Proportional to 12,248.54, 18,364.60 and 5,671.14

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Solution

The fourth proportional to 12,248.54, 18,364.60 and 5,671.14 is: 8,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.54 : 18,364.60 = 5,671.14 : x
  2. Step 2: Convert to fraction form
    12,248.54/18,364.60 = 5,671.14/x
  3. Step 3: Cross multiply
    12,248.54x = 18,364.60 × 5,671.14
  4. Step 4: Simplify right side
    12,248.54x = 104,148,203.47
  5. Step 5: Solve for x
    x = 104,148,203.47/12,248.54
  6. Step 6: Final answer
    x = 8,502.91

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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.