Home / 19,116.75-26,381.42-10,733.07

Finding the Fourth Proportional to 19,116.75, 26,381.42 and 10,733.07

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Solution

The fourth proportional to 19,116.75, 26,381.42 and 10,733.07 is: 14,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.75 : 26,381.42 = 10,733.07 : x
  2. Step 2: Convert to fraction form
    19,116.75/26,381.42 = 10,733.07/x
  3. Step 3: Cross multiply
    19,116.75x = 26,381.42 × 10,733.07
  4. Step 4: Simplify right side
    19,116.75x = 283,153,627.56
  5. Step 5: Solve for x
    x = 283,153,627.56/19,116.75
  6. Step 6: Final answer
    x = 14,811.81

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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.