Home / 37,345.08-51,536.13-20,578.08

Finding the Fourth Proportional to 37,345.08, 51,536.13 and 20,578.08

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Solution

The fourth proportional to 37,345.08, 51,536.13 and 20,578.08 is: 28,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,345.08 : 51,536.13 = 20,578.08 : x
  2. Step 2: Convert to fraction form
    37,345.08/51,536.13 = 20,578.08/x
  3. Step 3: Cross multiply
    37,345.08x = 51,536.13 × 20,578.08
  4. Step 4: Simplify right side
    37,345.08x = 1,060,514,606.03
  5. Step 5: Solve for x
    x = 1,060,514,606.03/37,345.08
  6. Step 6: Final answer
    x = 28,397.71

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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.