Home / 14,114.11-19,476.66-7,739.47

Finding the Fourth Proportional to 14,114.11, 19,476.66 and 7,739.47

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Solution

The fourth proportional to 14,114.11, 19,476.66 and 7,739.47 is: 10,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.11 : 19,476.66 = 7,739.47 : x
  2. Step 2: Convert to fraction form
    14,114.11/19,476.66 = 7,739.47/x
  3. Step 3: Cross multiply
    14,114.11x = 19,476.66 × 7,739.47
  4. Step 4: Simplify right side
    14,114.11x = 150,739,025.77
  5. Step 5: Solve for x
    x = 150,739,025.77/14,114.11
  6. Step 6: Final answer
    x = 10,680.02

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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.