Home / 18,353.02-25,326.66-9,969.52

Finding the Fourth Proportional to 18,353.02, 25,326.66 and 9,969.52

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Solution

The fourth proportional to 18,353.02, 25,326.66 and 9,969.52 is: 13,757.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.02 : 25,326.66 = 9,969.52 : x
  2. Step 2: Convert to fraction form
    18,353.02/25,326.66 = 9,969.52/x
  3. Step 3: Cross multiply
    18,353.02x = 25,326.66 × 9,969.52
  4. Step 4: Simplify right side
    18,353.02x = 252,494,643.40
  5. Step 5: Solve for x
    x = 252,494,643.40/18,353.02
  6. Step 6: Final answer
    x = 13,757.66

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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.