Home / 27,420.62-41,133.06-8,701.72

Finding the Fourth Proportional to 27,420.62, 41,133.06 and 8,701.72

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Solution

The fourth proportional to 27,420.62, 41,133.06 and 8,701.72 is: 13,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.62 : 41,133.06 = 8,701.72 : x
  2. Step 2: Convert to fraction form
    27,420.62/41,133.06 = 8,701.72/x
  3. Step 3: Cross multiply
    27,420.62x = 41,133.06 × 8,701.72
  4. Step 4: Simplify right side
    27,420.62x = 357,928,268.03
  5. Step 5: Solve for x
    x = 357,928,268.03/27,420.62
  6. Step 6: Final answer
    x = 13,053.25

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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.