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Finding the Fourth Proportional to 32,706.59, 49,070.81 and 21,656.77

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Solution

The fourth proportional to 32,706.59, 49,070.81 and 21,656.77 is: 32,492.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.59 : 49,070.81 = 21,656.77 : x
  2. Step 2: Convert to fraction form
    32,706.59/49,070.81 = 21,656.77/x
  3. Step 3: Cross multiply
    32,706.59x = 49,070.81 × 21,656.77
  4. Step 4: Simplify right side
    32,706.59x = 1,062,715,177.35
  5. Step 5: Solve for x
    x = 1,062,715,177.35/32,706.59
  6. Step 6: Final answer
    x = 32,492.39

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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.