Home / 23,437.60-35,158.16-7,855.20

Finding the Fourth Proportional to 23,437.60, 35,158.16 and 7,855.20

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Solution

The fourth proportional to 23,437.60, 35,158.16 and 7,855.20 is: 11,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,437.60 : 35,158.16 = 7,855.20 : x
  2. Step 2: Convert to fraction form
    23,437.60/35,158.16 = 7,855.20/x
  3. Step 3: Cross multiply
    23,437.60x = 35,158.16 × 7,855.20
  4. Step 4: Simplify right side
    23,437.60x = 276,174,378.43
  5. Step 5: Solve for x
    x = 276,174,378.43/23,437.60
  6. Step 6: Final answer
    x = 11,783.39

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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.