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Finding the Fourth Proportional to 32,785.98, 49,178.87 and 14,053.86

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Solution

The fourth proportional to 32,785.98, 49,178.87 and 14,053.86 is: 21,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.98 : 49,178.87 = 14,053.86 : x
  2. Step 2: Convert to fraction form
    32,785.98/49,178.87 = 14,053.86/x
  3. Step 3: Cross multiply
    32,785.98x = 49,178.87 × 14,053.86
  4. Step 4: Simplify right side
    32,785.98x = 691,152,883.67
  5. Step 5: Solve for x
    x = 691,152,883.67/32,785.98
  6. Step 6: Final answer
    x = 21,080.74

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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.