Home / 16,990.84-25,478.34-6,462.82

Finding the Fourth Proportional to 16,990.84, 25,478.34 and 6,462.82

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Solution

The fourth proportional to 16,990.84, 25,478.34 and 6,462.82 is: 9,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.84 : 25,478.34 = 6,462.82 : x
  2. Step 2: Convert to fraction form
    16,990.84/25,478.34 = 6,462.82/x
  3. Step 3: Cross multiply
    16,990.84x = 25,478.34 × 6,462.82
  4. Step 4: Simplify right side
    16,990.84x = 164,661,925.32
  5. Step 5: Solve for x
    x = 164,661,925.32/16,990.84
  6. Step 6: Final answer
    x = 9,691.22

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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.