Home / 37,387.10-51,571.40-22,269.62

Finding the Fourth Proportional to 37,387.10, 51,571.40 and 22,269.62

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Solution

The fourth proportional to 37,387.10, 51,571.40 and 22,269.62 is: 30,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.10 : 51,571.40 = 22,269.62 : x
  2. Step 2: Convert to fraction form
    37,387.10/51,571.40 = 22,269.62/x
  3. Step 3: Cross multiply
    37,387.10x = 51,571.40 × 22,269.62
  4. Step 4: Simplify right side
    37,387.10x = 1,148,475,480.87
  5. Step 5: Solve for x
    x = 1,148,475,480.87/37,387.10
  6. Step 6: Final answer
    x = 30,718.50

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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.