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Finding the Fourth Proportional to 32,800.88, 49,207.64 and 10,619.76

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Solution

The fourth proportional to 32,800.88, 49,207.64 and 10,619.76 is: 15,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,800.88 : 49,207.64 = 10,619.76 : x
  2. Step 2: Convert to fraction form
    32,800.88/49,207.64 = 10,619.76/x
  3. Step 3: Cross multiply
    32,800.88x = 49,207.64 × 10,619.76
  4. Step 4: Simplify right side
    32,800.88x = 522,573,326.97
  5. Step 5: Solve for x
    x = 522,573,326.97/32,800.88
  6. Step 6: Final answer
    x = 15,931.69

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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.