Home / 19,280.76-26,610.30-12,207.84

Finding the Fourth Proportional to 19,280.76, 26,610.30 and 12,207.84

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Solution

The fourth proportional to 19,280.76, 26,610.30 and 12,207.84 is: 16,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.76 : 26,610.30 = 12,207.84 : x
  2. Step 2: Convert to fraction form
    19,280.76/26,610.30 = 12,207.84/x
  3. Step 3: Cross multiply
    19,280.76x = 26,610.30 × 12,207.84
  4. Step 4: Simplify right side
    19,280.76x = 324,854,284.75
  5. Step 5: Solve for x
    x = 324,854,284.75/19,280.76
  6. Step 6: Final answer
    x = 16,848.62

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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.