Home / 25,919.66-38,883.60-8,148.92

Finding the Fourth Proportional to 25,919.66, 38,883.60 and 8,148.92

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Solution

The fourth proportional to 25,919.66, 38,883.60 and 8,148.92 is: 12,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,919.66 : 38,883.60 = 8,148.92 : x
  2. Step 2: Convert to fraction form
    25,919.66/38,883.60 = 8,148.92/x
  3. Step 3: Cross multiply
    25,919.66x = 38,883.60 × 8,148.92
  4. Step 4: Simplify right side
    25,919.66x = 316,859,345.71
  5. Step 5: Solve for x
    x = 316,859,345.71/25,919.66
  6. Step 6: Final answer
    x = 12,224.67

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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.