Home / 27,429.16-37,851.96-15,492.46

Finding the Fourth Proportional to 27,429.16, 37,851.96 and 15,492.46

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Solution

The fourth proportional to 27,429.16, 37,851.96 and 15,492.46 is: 21,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.16 : 37,851.96 = 15,492.46 : x
  2. Step 2: Convert to fraction form
    27,429.16/37,851.96 = 15,492.46/x
  3. Step 3: Cross multiply
    27,429.16x = 37,851.96 × 15,492.46
  4. Step 4: Simplify right side
    27,429.16x = 586,419,976.22
  5. Step 5: Solve for x
    x = 586,419,976.22/27,429.16
  6. Step 6: Final answer
    x = 21,379.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.