Home / 37,339.86-51,529.02-20,572.86

Finding the Fourth Proportional to 37,339.86, 51,529.02 and 20,572.86

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Solution

The fourth proportional to 37,339.86, 51,529.02 and 20,572.86 is: 28,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,339.86 : 51,529.02 = 20,572.86 : x
  2. Step 2: Convert to fraction form
    37,339.86/51,529.02 = 20,572.86/x
  3. Step 3: Cross multiply
    37,339.86x = 51,529.02 × 20,572.86
  4. Step 4: Simplify right side
    37,339.86x = 1,060,099,314.40
  5. Step 5: Solve for x
    x = 1,060,099,314.40/37,339.86
  6. Step 6: Final answer
    x = 28,390.55

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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.