Home / 18,033.10-27,030.48-10,641.04

Finding the Fourth Proportional to 18,033.10, 27,030.48 and 10,641.04

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Solution

The fourth proportional to 18,033.10, 27,030.48 and 10,641.04 is: 15,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.10 : 27,030.48 = 10,641.04 : x
  2. Step 2: Convert to fraction form
    18,033.10/27,030.48 = 10,641.04/x
  3. Step 3: Cross multiply
    18,033.10x = 27,030.48 × 10,641.04
  4. Step 4: Simplify right side
    18,033.10x = 287,632,418.90
  5. Step 5: Solve for x
    x = 287,632,418.90/18,033.10
  6. Step 6: Final answer
    x = 15,950.25

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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.