Home / 19,350.50-26,706.21-11,393.46

Finding the Fourth Proportional to 19,350.50, 26,706.21 and 11,393.46

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Solution

The fourth proportional to 19,350.50, 26,706.21 and 11,393.46 is: 15,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.50 : 26,706.21 = 11,393.46 : x
  2. Step 2: Convert to fraction form
    19,350.50/26,706.21 = 11,393.46/x
  3. Step 3: Cross multiply
    19,350.50x = 26,706.21 × 11,393.46
  4. Step 4: Simplify right side
    19,350.50x = 304,276,135.39
  5. Step 5: Solve for x
    x = 304,276,135.39/19,350.50
  6. Step 6: Final answer
    x = 15,724.46

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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.