Home / 23,431.52-35,145.48-8,637.68

Finding the Fourth Proportional to 23,431.52, 35,145.48 and 8,637.68

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Solution

The fourth proportional to 23,431.52, 35,145.48 and 8,637.68 is: 12,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.52 : 35,145.48 = 8,637.68 : x
  2. Step 2: Convert to fraction form
    23,431.52/35,145.48 = 8,637.68/x
  3. Step 3: Cross multiply
    23,431.52x = 35,145.48 × 8,637.68
  4. Step 4: Simplify right side
    23,431.52x = 303,575,409.69
  5. Step 5: Solve for x
    x = 303,575,409.69/23,431.52
  6. Step 6: Final answer
    x = 12,955.86

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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.