Home / 21,094.44-31,641.66-5,511.93

Finding the Fourth Proportional to 21,094.44, 31,641.66 and 5,511.93

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Solution

The fourth proportional to 21,094.44, 31,641.66 and 5,511.93 is: 8,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,094.44 : 31,641.66 = 5,511.93 : x
  2. Step 2: Convert to fraction form
    21,094.44/31,641.66 = 5,511.93/x
  3. Step 3: Cross multiply
    21,094.44x = 31,641.66 × 5,511.93
  4. Step 4: Simplify right side
    21,094.44x = 174,406,615.00
  5. Step 5: Solve for x
    x = 174,406,615.00/21,094.44
  6. Step 6: Final answer
    x = 8,267.90

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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.