Home / 15,350.40-23,022.45-4,254.30

Finding the Fourth Proportional to 15,350.40, 23,022.45 and 4,254.30

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Solution

The fourth proportional to 15,350.40, 23,022.45 and 4,254.30 is: 6,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,350.40 : 23,022.45 = 4,254.30 : x
  2. Step 2: Convert to fraction form
    15,350.40/23,022.45 = 4,254.30/x
  3. Step 3: Cross multiply
    15,350.40x = 23,022.45 × 4,254.30
  4. Step 4: Simplify right side
    15,350.40x = 97,944,409.04
  5. Step 5: Solve for x
    x = 97,944,409.04/15,350.40
  6. Step 6: Final answer
    x = 6,380.58

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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.