Home / 27,157.10-37,478.25-15,224.27

Finding the Fourth Proportional to 27,157.10, 37,478.25 and 15,224.27

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Solution

The fourth proportional to 27,157.10, 37,478.25 and 15,224.27 is: 21,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157.10 : 37,478.25 = 15,224.27 : x
  2. Step 2: Convert to fraction form
    27,157.10/37,478.25 = 15,224.27/x
  3. Step 3: Cross multiply
    27,157.10x = 37,478.25 × 15,224.27
  4. Step 4: Simplify right side
    27,157.10x = 570,578,809.74
  5. Step 5: Solve for x
    x = 570,578,809.74/27,157.10
  6. Step 6: Final answer
    x = 21,010.30

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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.