Home / 20,293.29-30,441.65-5,302.40

Finding the Fourth Proportional to 20,293.29, 30,441.65 and 5,302.40

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Solution

The fourth proportional to 20,293.29, 30,441.65 and 5,302.40 is: 7,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.29 : 30,441.65 = 5,302.40 : x
  2. Step 2: Convert to fraction form
    20,293.29/30,441.65 = 5,302.40/x
  3. Step 3: Cross multiply
    20,293.29x = 30,441.65 × 5,302.40
  4. Step 4: Simplify right side
    20,293.29x = 161,413,626.24
  5. Step 5: Solve for x
    x = 161,413,626.24/20,293.29
  6. Step 6: Final answer
    x = 7,954.04

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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.