Home / 27,517.47-41,271.23-12,521.06

Finding the Fourth Proportional to 27,517.47, 41,271.23 and 12,521.06

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Solution

The fourth proportional to 27,517.47, 41,271.23 and 12,521.06 is: 18,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.47 : 41,271.23 = 12,521.06 : x
  2. Step 2: Convert to fraction form
    27,517.47/41,271.23 = 12,521.06/x
  3. Step 3: Cross multiply
    27,517.47x = 41,271.23 × 12,521.06
  4. Step 4: Simplify right side
    27,517.47x = 516,759,278.14
  5. Step 5: Solve for x
    x = 516,759,278.14/27,517.47
  6. Step 6: Final answer
    x = 18,779.32

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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.