Home / 26,407.58-39,611.40-6,686.14

Finding the Fourth Proportional to 26,407.58, 39,611.40 and 6,686.14

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Solution

The fourth proportional to 26,407.58, 39,611.40 and 6,686.14 is: 10,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.58 : 39,611.40 = 6,686.14 : x
  2. Step 2: Convert to fraction form
    26,407.58/39,611.40 = 6,686.14/x
  3. Step 3: Cross multiply
    26,407.58x = 39,611.40 × 6,686.14
  4. Step 4: Simplify right side
    26,407.58x = 264,847,366.00
  5. Step 5: Solve for x
    x = 264,847,366.00/26,407.58
  6. Step 6: Final answer
    x = 10,029.22

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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.