Home / 37,687.04-56,531.76-18,956.84

Finding the Fourth Proportional to 37,687.04, 56,531.76 and 18,956.84

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Solution

The fourth proportional to 37,687.04, 56,531.76 and 18,956.84 is: 28,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,687.04 : 56,531.76 = 18,956.84 : x
  2. Step 2: Convert to fraction form
    37,687.04/56,531.76 = 18,956.84/x
  3. Step 3: Cross multiply
    37,687.04x = 56,531.76 × 18,956.84
  4. Step 4: Simplify right side
    37,687.04x = 1,071,663,529.24
  5. Step 5: Solve for x
    x = 1,071,663,529.24/37,687.04
  6. Step 6: Final answer
    x = 28,435.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.