Home / 32,780.28-49,176.66-12,004.92

Finding the Fourth Proportional to 32,780.28, 49,176.66 and 12,004.92

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Solution

The fourth proportional to 32,780.28, 49,176.66 and 12,004.92 is: 18,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,780.28 : 49,176.66 = 12,004.92 : x
  2. Step 2: Convert to fraction form
    32,780.28/49,176.66 = 12,004.92/x
  3. Step 3: Cross multiply
    32,780.28x = 49,176.66 × 12,004.92
  4. Step 4: Simplify right side
    32,780.28x = 590,361,869.17
  5. Step 5: Solve for x
    x = 590,361,869.17/32,780.28
  6. Step 6: Final answer
    x = 18,009.67

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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.