Home / 27,466.80-37,901.70-15,531.18

Finding the Fourth Proportional to 27,466.80, 37,901.70 and 15,531.18

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Solution

The fourth proportional to 27,466.80, 37,901.70 and 15,531.18 is: 21,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,466.80 : 37,901.70 = 15,531.18 : x
  2. Step 2: Convert to fraction form
    27,466.80/37,901.70 = 15,531.18/x
  3. Step 3: Cross multiply
    27,466.80x = 37,901.70 × 15,531.18
  4. Step 4: Simplify right side
    27,466.80x = 588,658,125.01
  5. Step 5: Solve for x
    x = 588,658,125.01/27,466.80
  6. Step 6: Final answer
    x = 21,431.62

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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.