Home / 12,451.98-18,683.40-6,607.14

Finding the Fourth Proportional to 12,451.98, 18,683.40 and 6,607.14

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Solution

The fourth proportional to 12,451.98, 18,683.40 and 6,607.14 is: 9,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451.98 : 18,683.40 = 6,607.14 : x
  2. Step 2: Convert to fraction form
    12,451.98/18,683.40 = 6,607.14/x
  3. Step 3: Cross multiply
    12,451.98x = 18,683.40 × 6,607.14
  4. Step 4: Simplify right side
    12,451.98x = 123,443,839.48
  5. Step 5: Solve for x
    x = 123,443,839.48/12,451.98
  6. Step 6: Final answer
    x = 9,913.59

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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.