Home / 27,487.18-37,930.14-16,157.10

Finding the Fourth Proportional to 27,487.18, 37,930.14 and 16,157.10

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Solution

The fourth proportional to 27,487.18, 37,930.14 and 16,157.10 is: 22,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,487.18 : 37,930.14 = 16,157.10 : x
  2. Step 2: Convert to fraction form
    27,487.18/37,930.14 = 16,157.10/x
  3. Step 3: Cross multiply
    27,487.18x = 37,930.14 × 16,157.10
  4. Step 4: Simplify right side
    27,487.18x = 612,841,064.99
  5. Step 5: Solve for x
    x = 612,841,064.99/27,487.18
  6. Step 6: Final answer
    x = 22,295.52

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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.