Home / 16,711.53-23,061.64-9,993.34

Finding the Fourth Proportional to 16,711.53, 23,061.64 and 9,993.34

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Solution

The fourth proportional to 16,711.53, 23,061.64 and 9,993.34 is: 13,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.53 : 23,061.64 = 9,993.34 : x
  2. Step 2: Convert to fraction form
    16,711.53/23,061.64 = 9,993.34/x
  3. Step 3: Cross multiply
    16,711.53x = 23,061.64 × 9,993.34
  4. Step 4: Simplify right side
    16,711.53x = 230,462,803.95
  5. Step 5: Solve for x
    x = 230,462,803.95/16,711.53
  6. Step 6: Final answer
    x = 13,790.65

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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.