Home / 26,643.60-39,965.40-10,848.60

Finding the Fourth Proportional to 26,643.60, 39,965.40 and 10,848.60

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Solution

The fourth proportional to 26,643.60, 39,965.40 and 10,848.60 is: 16,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.60 : 39,965.40 = 10,848.60 : x
  2. Step 2: Convert to fraction form
    26,643.60/39,965.40 = 10,848.60/x
  3. Step 3: Cross multiply
    26,643.60x = 39,965.40 × 10,848.60
  4. Step 4: Simplify right side
    26,643.60x = 433,568,638.44
  5. Step 5: Solve for x
    x = 433,568,638.44/26,643.60
  6. Step 6: Final answer
    x = 16,272.90

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Double scale
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Similar ratio
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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.