Home / 37,005.74-51,068.67-20,239.82

Finding the Fourth Proportional to 37,005.74, 51,068.67 and 20,239.82

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Solution

The fourth proportional to 37,005.74, 51,068.67 and 20,239.82 is: 27,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005.74 : 51,068.67 = 20,239.82 : x
  2. Step 2: Convert to fraction form
    37,005.74/51,068.67 = 20,239.82/x
  3. Step 3: Cross multiply
    37,005.74x = 51,068.67 × 20,239.82
  4. Step 4: Simplify right side
    37,005.74x = 1,033,620,688.44
  5. Step 5: Solve for x
    x = 1,033,620,688.44/37,005.74
  6. Step 6: Final answer
    x = 27,931.36

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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.