Home / 19,585.12-29,377.92-5,734.40

Finding the Fourth Proportional to 19,585.12, 29,377.92 and 5,734.40

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Solution

The fourth proportional to 19,585.12, 29,377.92 and 5,734.40 is: 8,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.12 : 29,377.92 = 5,734.40 : x
  2. Step 2: Convert to fraction form
    19,585.12/29,377.92 = 5,734.40/x
  3. Step 3: Cross multiply
    19,585.12x = 29,377.92 × 5,734.40
  4. Step 4: Simplify right side
    19,585.12x = 168,464,744.45
  5. Step 5: Solve for x
    x = 168,464,744.45/19,585.12
  6. Step 6: Final answer
    x = 8,601.67

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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.