Home / 19,535.62-29,306.55-8,445.67

Finding the Fourth Proportional to 19,535.62, 29,306.55 and 8,445.67

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Solution

The fourth proportional to 19,535.62, 29,306.55 and 8,445.67 is: 12,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.62 : 29,306.55 = 8,445.67 : x
  2. Step 2: Convert to fraction form
    19,535.62/29,306.55 = 8,445.67/x
  3. Step 3: Cross multiply
    19,535.62x = 29,306.55 × 8,445.67
  4. Step 4: Simplify right side
    19,535.62x = 247,513,450.14
  5. Step 5: Solve for x
    x = 247,513,450.14/19,535.62
  6. Step 6: Final answer
    x = 12,669.85

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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.