Home / 15,000.24-22,500.36-5,759.76

Finding the Fourth Proportional to 15,000.24, 22,500.36 and 5,759.76

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Solution

The fourth proportional to 15,000.24, 22,500.36 and 5,759.76 is: 8,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000.24 : 22,500.36 = 5,759.76 : x
  2. Step 2: Convert to fraction form
    15,000.24/22,500.36 = 5,759.76/x
  3. Step 3: Cross multiply
    15,000.24x = 22,500.36 × 5,759.76
  4. Step 4: Simplify right side
    15,000.24x = 129,596,673.51
  5. Step 5: Solve for x
    x = 129,596,673.51/15,000.24
  6. Step 6: Final answer
    x = 8,639.64

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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.