Home / 18,597.50-27,900.35-6,117.02

Finding the Fourth Proportional to 18,597.50, 27,900.35 and 6,117.02

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Solution

The fourth proportional to 18,597.50, 27,900.35 and 6,117.02 is: 9,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.50 : 27,900.35 = 6,117.02 : x
  2. Step 2: Convert to fraction form
    18,597.50/27,900.35 = 6,117.02/x
  3. Step 3: Cross multiply
    18,597.50x = 27,900.35 × 6,117.02
  4. Step 4: Simplify right side
    18,597.50x = 170,666,998.96
  5. Step 5: Solve for x
    x = 170,666,998.96/18,597.50
  6. Step 6: Final answer
    x = 9,176.88

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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.