Home / 12,258.19-16,906.48-8,008.93

Finding the Fourth Proportional to 12,258.19, 16,906.48 and 8,008.93

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Solution

The fourth proportional to 12,258.19, 16,906.48 and 8,008.93 is: 11,045.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.19 : 16,906.48 = 8,008.93 : x
  2. Step 2: Convert to fraction form
    12,258.19/16,906.48 = 8,008.93/x
  3. Step 3: Cross multiply
    12,258.19x = 16,906.48 × 8,008.93
  4. Step 4: Simplify right side
    12,258.19x = 135,402,814.87
  5. Step 5: Solve for x
    x = 135,402,814.87/12,258.19
  6. Step 6: Final answer
    x = 11,045.91

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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.