Home / 23,867.76-35,802-8,285.76

Finding the Fourth Proportional to 23,867.76, 35,802 and 8,285.76

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Solution

The fourth proportional to 23,867.76, 35,802 and 8,285.76 is: 12,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,867.76 : 35,802 = 8,285.76 : x
  2. Step 2: Convert to fraction form
    23,867.76/35,802 = 8,285.76/x
  3. Step 3: Cross multiply
    23,867.76x = 35,802 × 8,285.76
  4. Step 4: Simplify right side
    23,867.76x = 296,646,779.52
  5. Step 5: Solve for x
    x = 296,646,779.52/23,867.76
  6. Step 6: Final answer
    x = 12,428.76

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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.