Home / 11,918.54-16,454.24-10,656.60

Finding the Fourth Proportional to 11,918.54, 16,454.24 and 10,656.60

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Solution

The fourth proportional to 11,918.54, 16,454.24 and 10,656.60 is: 14,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918.54 : 16,454.24 = 10,656.60 : x
  2. Step 2: Convert to fraction form
    11,918.54/16,454.24 = 10,656.60/x
  3. Step 3: Cross multiply
    11,918.54x = 16,454.24 × 10,656.60
  4. Step 4: Simplify right side
    11,918.54x = 175,346,178.96
  5. Step 5: Solve for x
    x = 175,346,178.96/11,918.54
  6. Step 6: Final answer
    x = 14,712.05

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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.