Home / 13,528.56-20,295.72-5,737.20

Finding the Fourth Proportional to 13,528.56, 20,295.72 and 5,737.20

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Solution

The fourth proportional to 13,528.56, 20,295.72 and 5,737.20 is: 8,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.56 : 20,295.72 = 5,737.20 : x
  2. Step 2: Convert to fraction form
    13,528.56/20,295.72 = 5,737.20/x
  3. Step 3: Cross multiply
    13,528.56x = 20,295.72 × 5,737.20
  4. Step 4: Simplify right side
    13,528.56x = 116,440,604.78
  5. Step 5: Solve for x
    x = 116,440,604.78/13,528.56
  6. Step 6: Final answer
    x = 8,607.02

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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.