Home / 37,470.65-51,711.47-21,557.50

Finding the Fourth Proportional to 37,470.65, 51,711.47 and 21,557.50

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Solution

The fourth proportional to 37,470.65, 51,711.47 and 21,557.50 is: 29,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,470.65 : 51,711.47 = 21,557.50 : x
  2. Step 2: Convert to fraction form
    37,470.65/51,711.47 = 21,557.50/x
  3. Step 3: Cross multiply
    37,470.65x = 51,711.47 × 21,557.50
  4. Step 4: Simplify right side
    37,470.65x = 1,114,769,939.14
  5. Step 5: Solve for x
    x = 1,114,769,939.14/37,470.65
  6. Step 6: Final answer
    x = 29,750.48

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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.