Home / 37,663.79-51,975.54-21,747.87

Finding the Fourth Proportional to 37,663.79, 51,975.54 and 21,747.87

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Solution

The fourth proportional to 37,663.79, 51,975.54 and 21,747.87 is: 30,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,663.79 : 51,975.54 = 21,747.87 : x
  2. Step 2: Convert to fraction form
    37,663.79/51,975.54 = 21,747.87/x
  3. Step 3: Cross multiply
    37,663.79x = 51,975.54 × 21,747.87
  4. Step 4: Simplify right side
    37,663.79x = 1,130,357,287.10
  5. Step 5: Solve for x
    x = 1,130,357,287.10/37,663.79
  6. Step 6: Final answer
    x = 30,011.78

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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.