Home / 14,054.28-21,066.73-6,649.92

Finding the Fourth Proportional to 14,054.28, 21,066.73 and 6,649.92

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Solution

The fourth proportional to 14,054.28, 21,066.73 and 6,649.92 is: 9,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.28 : 21,066.73 = 6,649.92 : x
  2. Step 2: Convert to fraction form
    14,054.28/21,066.73 = 6,649.92/x
  3. Step 3: Cross multiply
    14,054.28x = 21,066.73 × 6,649.92
  4. Step 4: Simplify right side
    14,054.28x = 140,092,149.19
  5. Step 5: Solve for x
    x = 140,092,149.19/14,054.28
  6. Step 6: Final answer
    x = 9,967.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.