Home / 18,530.74-25,573.02-10,147.24

Finding the Fourth Proportional to 18,530.74, 25,573.02 and 10,147.24

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Solution

The fourth proportional to 18,530.74, 25,573.02 and 10,147.24 is: 14,003.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.74 : 25,573.02 = 10,147.24 : x
  2. Step 2: Convert to fraction form
    18,530.74/25,573.02 = 10,147.24/x
  3. Step 3: Cross multiply
    18,530.74x = 25,573.02 × 10,147.24
  4. Step 4: Simplify right side
    18,530.74x = 259,495,571.46
  5. Step 5: Solve for x
    x = 259,495,571.46/18,530.74
  6. Step 6: Final answer
    x = 14,003.52

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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.