Home / 37,432.91-51,651.53-21,514.28

Finding the Fourth Proportional to 37,432.91, 51,651.53 and 21,514.28

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Solution

The fourth proportional to 37,432.91, 51,651.53 and 21,514.28 is: 29,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,432.91 : 51,651.53 = 21,514.28 : x
  2. Step 2: Convert to fraction form
    37,432.91/51,651.53 = 21,514.28/x
  3. Step 3: Cross multiply
    37,432.91x = 51,651.53 × 21,514.28
  4. Step 4: Simplify right side
    37,432.91x = 1,111,245,500.41
  5. Step 5: Solve for x
    x = 1,111,245,500.41/37,432.91
  6. Step 6: Final answer
    x = 29,686.32

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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.