Home / 12,593.48-18,888.66-5,196.98

Finding the Fourth Proportional to 12,593.48, 18,888.66 and 5,196.98

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Solution

The fourth proportional to 12,593.48, 18,888.66 and 5,196.98 is: 7,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.48 : 18,888.66 = 5,196.98 : x
  2. Step 2: Convert to fraction form
    12,593.48/18,888.66 = 5,196.98/x
  3. Step 3: Cross multiply
    12,593.48x = 18,888.66 × 5,196.98
  4. Step 4: Simplify right side
    12,593.48x = 98,163,893.80
  5. Step 5: Solve for x
    x = 98,163,893.80/12,593.48
  6. Step 6: Final answer
    x = 7,794.82

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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.