Home / 14,360.28-21,540.52-5,000.28

Finding the Fourth Proportional to 14,360.28, 21,540.52 and 5,000.28

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Solution

The fourth proportional to 14,360.28, 21,540.52 and 5,000.28 is: 7,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.28 : 21,540.52 = 5,000.28 : x
  2. Step 2: Convert to fraction form
    14,360.28/21,540.52 = 5,000.28/x
  3. Step 3: Cross multiply
    14,360.28x = 21,540.52 × 5,000.28
  4. Step 4: Simplify right side
    14,360.28x = 107,708,564.99
  5. Step 5: Solve for x
    x = 107,708,564.99/14,360.28
  6. Step 6: Final answer
    x = 7,500.45

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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.