Home / 12,627.32-18,913.36-10,411.16

Finding the Fourth Proportional to 12,627.32, 18,913.36 and 10,411.16

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Solution

The fourth proportional to 12,627.32, 18,913.36 and 10,411.16 is: 15,593.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.32 : 18,913.36 = 10,411.16 : x
  2. Step 2: Convert to fraction form
    12,627.32/18,913.36 = 10,411.16/x
  3. Step 3: Cross multiply
    12,627.32x = 18,913.36 × 10,411.16
  4. Step 4: Simplify right side
    12,627.32x = 196,910,017.10
  5. Step 5: Solve for x
    x = 196,910,017.10/12,627.32
  6. Step 6: Final answer
    x = 15,593.97

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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.