Home / 37,225.89-51,371.70-20,458.89

Finding the Fourth Proportional to 37,225.89, 51,371.70 and 20,458.89

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Solution

The fourth proportional to 37,225.89, 51,371.70 and 20,458.89 is: 28,233.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,225.89 : 51,371.70 = 20,458.89 : x
  2. Step 2: Convert to fraction form
    37,225.89/51,371.70 = 20,458.89/x
  3. Step 3: Cross multiply
    37,225.89x = 51,371.70 × 20,458.89
  4. Step 4: Simplify right side
    37,225.89x = 1,051,007,959.41
  5. Step 5: Solve for x
    x = 1,051,007,959.41/37,225.89
  6. Step 6: Final answer
    x = 28,233.25

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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.