Home / 19,065.75-26,310.74-11,613.75

Finding the Fourth Proportional to 19,065.75, 26,310.74 and 11,613.75

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Solution

The fourth proportional to 19,065.75, 26,310.74 and 11,613.75 is: 16,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.75 : 26,310.74 = 11,613.75 : x
  2. Step 2: Convert to fraction form
    19,065.75/26,310.74 = 11,613.75/x
  3. Step 3: Cross multiply
    19,065.75x = 26,310.74 × 11,613.75
  4. Step 4: Simplify right side
    19,065.75x = 305,566,298.61
  5. Step 5: Solve for x
    x = 305,566,298.61/19,065.75
  6. Step 6: Final answer
    x = 16,026.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.