Home / 37,437.48-51,663.96-20,670.48

Finding the Fourth Proportional to 37,437.48, 51,663.96 and 20,670.48

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Solution

The fourth proportional to 37,437.48, 51,663.96 and 20,670.48 is: 28,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,437.48 : 51,663.96 = 20,670.48 : x
  2. Step 2: Convert to fraction form
    37,437.48/51,663.96 = 20,670.48/x
  3. Step 3: Cross multiply
    37,437.48x = 51,663.96 × 20,670.48
  4. Step 4: Simplify right side
    37,437.48x = 1,067,918,851.90
  5. Step 5: Solve for x
    x = 1,067,918,851.90/37,437.48
  6. Step 6: Final answer
    x = 28,525.39

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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.