Home / 14,203.08-19,600.92-7,915.50

Finding the Fourth Proportional to 14,203.08, 19,600.92 and 7,915.50

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Solution

The fourth proportional to 14,203.08, 19,600.92 and 7,915.50 is: 10,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.08 : 19,600.92 = 7,915.50 : x
  2. Step 2: Convert to fraction form
    14,203.08/19,600.92 = 7,915.50/x
  3. Step 3: Cross multiply
    14,203.08x = 19,600.92 × 7,915.50
  4. Step 4: Simplify right side
    14,203.08x = 155,151,082.26
  5. Step 5: Solve for x
    x = 155,151,082.26/14,203.08
  6. Step 6: Final answer
    x = 10,923.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.