Home / 23,360.64-35,040.96-7,777.92

Finding the Fourth Proportional to 23,360.64, 35,040.96 and 7,777.92

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Solution

The fourth proportional to 23,360.64, 35,040.96 and 7,777.92 is: 11,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,360.64 : 35,040.96 = 7,777.92 : x
  2. Step 2: Convert to fraction form
    23,360.64/35,040.96 = 7,777.92/x
  3. Step 3: Cross multiply
    23,360.64x = 35,040.96 × 7,777.92
  4. Step 4: Simplify right side
    23,360.64x = 272,545,783.60
  5. Step 5: Solve for x
    x = 272,545,783.60/23,360.64
  6. Step 6: Final answer
    x = 11,666.88

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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.