Home / 14,010.22-19,334.10-7,722.70

Finding the Fourth Proportional to 14,010.22, 19,334.10 and 7,722.70

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Solution

The fourth proportional to 14,010.22, 19,334.10 and 7,722.70 is: 10,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.22 : 19,334.10 = 7,722.70 : x
  2. Step 2: Convert to fraction form
    14,010.22/19,334.10 = 7,722.70/x
  3. Step 3: Cross multiply
    14,010.22x = 19,334.10 × 7,722.70
  4. Step 4: Simplify right side
    14,010.22x = 149,311,454.07
  5. Step 5: Solve for x
    x = 149,311,454.07/14,010.22
  6. Step 6: Final answer
    x = 10,657.32

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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.