Home / 23,127.07-31,917.02-13,056.37

Finding the Fourth Proportional to 23,127.07, 31,917.02 and 13,056.37

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Solution

The fourth proportional to 23,127.07, 31,917.02 and 13,056.37 is: 18,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.07 : 31,917.02 = 13,056.37 : x
  2. Step 2: Convert to fraction form
    23,127.07/31,917.02 = 13,056.37/x
  3. Step 3: Cross multiply
    23,127.07x = 31,917.02 × 13,056.37
  4. Step 4: Simplify right side
    23,127.07x = 416,720,422.42
  5. Step 5: Solve for x
    x = 416,720,422.42/23,127.07
  6. Step 6: Final answer
    x = 18,018.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.