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Finding the Fourth Proportional to 32,999.06, 49,498.68 and 8,039.12

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Solution

The fourth proportional to 32,999.06, 49,498.68 and 8,039.12 is: 12,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.06 : 49,498.68 = 8,039.12 : x
  2. Step 2: Convert to fraction form
    32,999.06/49,498.68 = 8,039.12/x
  3. Step 3: Cross multiply
    32,999.06x = 49,498.68 × 8,039.12
  4. Step 4: Simplify right side
    32,999.06x = 397,925,828.36
  5. Step 5: Solve for x
    x = 397,925,828.36/32,999.06
  6. Step 6: Final answer
    x = 12,058.70

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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.