Home / 22,718.68-31,349.58-16,753.56

Finding the Fourth Proportional to 22,718.68, 31,349.58 and 16,753.56

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Solution

The fourth proportional to 22,718.68, 31,349.58 and 16,753.56 is: 23,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.68 : 31,349.58 = 16,753.56 : x
  2. Step 2: Convert to fraction form
    22,718.68/31,349.58 = 16,753.56/x
  3. Step 3: Cross multiply
    22,718.68x = 31,349.58 × 16,753.56
  4. Step 4: Simplify right side
    22,718.68x = 525,217,069.50
  5. Step 5: Solve for x
    x = 525,217,069.50/22,718.68
  6. Step 6: Final answer
    x = 23,118.29

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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.