Home / 11,627.43-16,088.10-10,138.47

Finding the Fourth Proportional to 11,627.43, 16,088.10 and 10,138.47

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Solution

The fourth proportional to 11,627.43, 16,088.10 and 10,138.47 is: 14,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.43 : 16,088.10 = 10,138.47 : x
  2. Step 2: Convert to fraction form
    11,627.43/16,088.10 = 10,138.47/x
  3. Step 3: Cross multiply
    11,627.43x = 16,088.10 × 10,138.47
  4. Step 4: Simplify right side
    11,627.43x = 163,108,719.21
  5. Step 5: Solve for x
    x = 163,108,719.21/11,627.43
  6. Step 6: Final answer
    x = 14,027.93

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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.