Home / 37,269.84-51,432.36-20,502.72

Finding the Fourth Proportional to 37,269.84, 51,432.36 and 20,502.72

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Solution

The fourth proportional to 37,269.84, 51,432.36 and 20,502.72 is: 28,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,269.84 : 51,432.36 = 20,502.72 : x
  2. Step 2: Convert to fraction form
    37,269.84/51,432.36 = 20,502.72/x
  3. Step 3: Cross multiply
    37,269.84x = 51,432.36 × 20,502.72
  4. Step 4: Simplify right side
    37,269.84x = 1,054,503,276.02
  5. Step 5: Solve for x
    x = 1,054,503,276.02/37,269.84
  6. Step 6: Final answer
    x = 28,293.74

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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.