Home / 22,309.30-30,807.66-14,365.36

Finding the Fourth Proportional to 22,309.30, 30,807.66 and 14,365.36

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Solution

The fourth proportional to 22,309.30, 30,807.66 and 14,365.36 is: 19,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,309.30 : 30,807.66 = 14,365.36 : x
  2. Step 2: Convert to fraction form
    22,309.30/30,807.66 = 14,365.36/x
  3. Step 3: Cross multiply
    22,309.30x = 30,807.66 × 14,365.36
  4. Step 4: Simplify right side
    22,309.30x = 442,563,126.66
  5. Step 5: Solve for x
    x = 442,563,126.66/22,309.30
  6. Step 6: Final answer
    x = 19,837.61

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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.