Home / 37,387.48-51,581.96-21,253.16

Finding the Fourth Proportional to 37,387.48, 51,581.96 and 21,253.16

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Solution

The fourth proportional to 37,387.48, 51,581.96 and 21,253.16 is: 29,322.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.48 : 51,581.96 = 21,253.16 : x
  2. Step 2: Convert to fraction form
    37,387.48/51,581.96 = 21,253.16/x
  3. Step 3: Cross multiply
    37,387.48x = 51,581.96 × 21,253.16
  4. Step 4: Simplify right side
    37,387.48x = 1,096,279,648.99
  5. Step 5: Solve for x
    x = 1,096,279,648.99/37,387.48
  6. Step 6: Final answer
    x = 29,322.11

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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.