Home / 15,900.60-23,858.10-7,577.40

Finding the Fourth Proportional to 15,900.60, 23,858.10 and 7,577.40

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Solution

The fourth proportional to 15,900.60, 23,858.10 and 7,577.40 is: 11,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.60 : 23,858.10 = 7,577.40 : x
  2. Step 2: Convert to fraction form
    15,900.60/23,858.10 = 7,577.40/x
  3. Step 3: Cross multiply
    15,900.60x = 23,858.10 × 7,577.40
  4. Step 4: Simplify right side
    15,900.60x = 180,782,366.94
  5. Step 5: Solve for x
    x = 180,782,366.94/15,900.60
  6. Step 6: Final answer
    x = 11,369.53

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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.