Home / 16,066.79-22,169.07-10,400.75

Finding the Fourth Proportional to 16,066.79, 22,169.07 and 10,400.75

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Solution

The fourth proportional to 16,066.79, 22,169.07 and 10,400.75 is: 14,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,066.79 : 22,169.07 = 10,400.75 : x
  2. Step 2: Convert to fraction form
    16,066.79/22,169.07 = 10,400.75/x
  3. Step 3: Cross multiply
    16,066.79x = 22,169.07 × 10,400.75
  4. Step 4: Simplify right side
    16,066.79x = 230,574,966.09
  5. Step 5: Solve for x
    x = 230,574,966.09/16,066.79
  6. Step 6: Final answer
    x = 14,351.03

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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.