Home / 26,619-39,934.74-9,088.86

Finding the Fourth Proportional to 26,619, 39,934.74 and 9,088.86

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Solution

The fourth proportional to 26,619, 39,934.74 and 9,088.86 is: 13,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619 : 39,934.74 = 9,088.86 : x
  2. Step 2: Convert to fraction form
    26,619/39,934.74 = 9,088.86/x
  3. Step 3: Cross multiply
    26,619x = 39,934.74 × 9,088.86
  4. Step 4: Simplify right side
    26,619x = 362,961,261.00
  5. Step 5: Solve for x
    x = 362,961,261.00/26,619
  6. Step 6: Final answer
    x = 13,635.42

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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.