Home / 12,595.48-18,885.12-4,800.04

Finding the Fourth Proportional to 12,595.48, 18,885.12 and 4,800.04

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Solution

The fourth proportional to 12,595.48, 18,885.12 and 4,800.04 is: 7,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.48 : 18,885.12 = 4,800.04 : x
  2. Step 2: Convert to fraction form
    12,595.48/18,885.12 = 4,800.04/x
  3. Step 3: Cross multiply
    12,595.48x = 18,885.12 × 4,800.04
  4. Step 4: Simplify right side
    12,595.48x = 90,649,331.40
  5. Step 5: Solve for x
    x = 90,649,331.40/12,595.48
  6. Step 6: Final answer
    x = 7,196.97

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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.