Home / 18,435.02-27,654.34-7,339.13

Finding the Fourth Proportional to 18,435.02, 27,654.34 and 7,339.13

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Solution

The fourth proportional to 18,435.02, 27,654.34 and 7,339.13 is: 11,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435.02 : 27,654.34 = 7,339.13 : x
  2. Step 2: Convert to fraction form
    18,435.02/27,654.34 = 7,339.13/x
  3. Step 3: Cross multiply
    18,435.02x = 27,654.34 × 7,339.13
  4. Step 4: Simplify right side
    18,435.02x = 202,958,639.70
  5. Step 5: Solve for x
    x = 202,958,639.70/18,435.02
  6. Step 6: Final answer
    x = 11,009.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.