Home / 37,592-51,876.96-20,826.08

Finding the Fourth Proportional to 37,592, 51,876.96 and 20,826.08

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Solution

The fourth proportional to 37,592, 51,876.96 and 20,826.08 is: 28,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,592 : 51,876.96 = 20,826.08 : x
  2. Step 2: Convert to fraction form
    37,592/51,876.96 = 20,826.08/x
  3. Step 3: Cross multiply
    37,592x = 51,876.96 × 20,826.08
  4. Step 4: Simplify right side
    37,592x = 1,080,393,719.12
  5. Step 5: Solve for x
    x = 1,080,393,719.12/37,592
  6. Step 6: Final answer
    x = 28,739.99

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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.