Home / 19,347.35-29,025.08-7,660.67

Finding the Fourth Proportional to 19,347.35, 29,025.08 and 7,660.67

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Solution

The fourth proportional to 19,347.35, 29,025.08 and 7,660.67 is: 11,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.35 : 29,025.08 = 7,660.67 : x
  2. Step 2: Convert to fraction form
    19,347.35/29,025.08 = 7,660.67/x
  3. Step 3: Cross multiply
    19,347.35x = 29,025.08 × 7,660.67
  4. Step 4: Simplify right side
    19,347.35x = 222,351,521.30
  5. Step 5: Solve for x
    x = 222,351,521.30/19,347.35
  6. Step 6: Final answer
    x = 11,492.61

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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.