Home / 16,659.24-22,990.03-9,943.56

Finding the Fourth Proportional to 16,659.24, 22,990.03 and 9,943.56

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Solution

The fourth proportional to 16,659.24, 22,990.03 and 9,943.56 is: 13,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.24 : 22,990.03 = 9,943.56 : x
  2. Step 2: Convert to fraction form
    16,659.24/22,990.03 = 9,943.56/x
  3. Step 3: Cross multiply
    16,659.24x = 22,990.03 × 9,943.56
  4. Step 4: Simplify right side
    16,659.24x = 228,602,742.71
  5. Step 5: Solve for x
    x = 228,602,742.71/16,659.24
  6. Step 6: Final answer
    x = 13,722.28

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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.