Home / 16,721.15-25,049.39-9,303.17

Finding the Fourth Proportional to 16,721.15, 25,049.39 and 9,303.17

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Solution

The fourth proportional to 16,721.15, 25,049.39 and 9,303.17 is: 13,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.15 : 25,049.39 = 9,303.17 : x
  2. Step 2: Convert to fraction form
    16,721.15/25,049.39 = 9,303.17/x
  3. Step 3: Cross multiply
    16,721.15x = 25,049.39 × 9,303.17
  4. Step 4: Simplify right side
    16,721.15x = 233,038,561.80
  5. Step 5: Solve for x
    x = 233,038,561.80/16,721.15
  6. Step 6: Final answer
    x = 13,936.76

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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.