Home / 37,356.35-51,551.78-21,223.69

Finding the Fourth Proportional to 37,356.35, 51,551.78 and 21,223.69

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Solution

The fourth proportional to 37,356.35, 51,551.78 and 21,223.69 is: 29,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,356.35 : 51,551.78 = 21,223.69 : x
  2. Step 2: Convert to fraction form
    37,356.35/51,551.78 = 21,223.69/x
  3. Step 3: Cross multiply
    37,356.35x = 51,551.78 × 21,223.69
  4. Step 4: Simplify right side
    37,356.35x = 1,094,118,952.41
  5. Step 5: Solve for x
    x = 1,094,118,952.41/37,356.35
  6. Step 6: Final answer
    x = 29,288.70

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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.