Home / 16,102.96-22,216.77-9,727.17

Finding the Fourth Proportional to 16,102.96, 22,216.77 and 9,727.17

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Solution

The fourth proportional to 16,102.96, 22,216.77 and 9,727.17 is: 13,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,102.96 : 22,216.77 = 9,727.17 : x
  2. Step 2: Convert to fraction form
    16,102.96/22,216.77 = 9,727.17/x
  3. Step 3: Cross multiply
    16,102.96x = 22,216.77 × 9,727.17
  4. Step 4: Simplify right side
    16,102.96x = 216,106,298.64
  5. Step 5: Solve for x
    x = 216,106,298.64/16,102.96
  6. Step 6: Final answer
    x = 13,420.28

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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.