Home / 11,063.12-16,594.62-9,111.20

Finding the Fourth Proportional to 11,063.12, 16,594.62 and 9,111.20

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Solution

The fourth proportional to 11,063.12, 16,594.62 and 9,111.20 is: 13,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.12 : 16,594.62 = 9,111.20 : x
  2. Step 2: Convert to fraction form
    11,063.12/16,594.62 = 9,111.20/x
  3. Step 3: Cross multiply
    11,063.12x = 16,594.62 × 9,111.20
  4. Step 4: Simplify right side
    11,063.12x = 151,196,901.74
  5. Step 5: Solve for x
    x = 151,196,901.74/11,063.12
  6. Step 6: Final answer
    x = 13,666.75

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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.