Home / 18,262.02-25,201.59-9,878.52

Finding the Fourth Proportional to 18,262.02, 25,201.59 and 9,878.52

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Solution

The fourth proportional to 18,262.02, 25,201.59 and 9,878.52 is: 13,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.02 : 25,201.59 = 9,878.52 : x
  2. Step 2: Convert to fraction form
    18,262.02/25,201.59 = 9,878.52/x
  3. Step 3: Cross multiply
    18,262.02x = 25,201.59 × 9,878.52
  4. Step 4: Simplify right side
    18,262.02x = 248,954,235.45
  5. Step 5: Solve for x
    x = 248,954,235.45/18,262.02
  6. Step 6: Final answer
    x = 13,632.35

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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.