Home / 37,583.60-51,866-20,587.60

Finding the Fourth Proportional to 37,583.60, 51,866 and 20,587.60

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Solution

The fourth proportional to 37,583.60, 51,866 and 20,587.60 is: 28,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,583.60 : 51,866 = 20,587.60 : x
  2. Step 2: Convert to fraction form
    37,583.60/51,866 = 20,587.60/x
  3. Step 3: Cross multiply
    37,583.60x = 51,866 × 20,587.60
  4. Step 4: Simplify right side
    37,583.60x = 1,067,796,461.60
  5. Step 5: Solve for x
    x = 1,067,796,461.60/37,583.60
  6. Step 6: Final answer
    x = 28,411.23

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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.