Home / 23,145.02-31,940.70-14,197.46

Finding the Fourth Proportional to 23,145.02, 31,940.70 and 14,197.46

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Solution

The fourth proportional to 23,145.02, 31,940.70 and 14,197.46 is: 19,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.02 : 31,940.70 = 14,197.46 : x
  2. Step 2: Convert to fraction form
    23,145.02/31,940.70 = 14,197.46/x
  3. Step 3: Cross multiply
    23,145.02x = 31,940.70 × 14,197.46
  4. Step 4: Simplify right side
    23,145.02x = 453,476,810.62
  5. Step 5: Solve for x
    x = 453,476,810.62/23,145.02
  6. Step 6: Final answer
    x = 19,592.85

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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.