Home / 32,784.96-49,166.08-12,789.76

Finding the Fourth Proportional to 32,784.96, 49,166.08 and 12,789.76

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Solution

The fourth proportional to 32,784.96, 49,166.08 and 12,789.76 is: 19,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,784.96 : 49,166.08 = 12,789.76 : x
  2. Step 2: Convert to fraction form
    32,784.96/49,166.08 = 12,789.76/x
  3. Step 3: Cross multiply
    32,784.96x = 49,166.08 × 12,789.76
  4. Step 4: Simplify right side
    32,784.96x = 628,822,363.34
  5. Step 5: Solve for x
    x = 628,822,363.34/32,784.96
  6. Step 6: Final answer
    x = 19,180.21

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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.