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Finding the Fourth Proportional to 32,636.68, 48,946.16 and 8,938.51

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Solution

The fourth proportional to 32,636.68, 48,946.16 and 8,938.51 is: 13,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.68 : 48,946.16 = 8,938.51 : x
  2. Step 2: Convert to fraction form
    32,636.68/48,946.16 = 8,938.51/x
  3. Step 3: Cross multiply
    32,636.68x = 48,946.16 × 8,938.51
  4. Step 4: Simplify right side
    32,636.68x = 437,505,889.32
  5. Step 5: Solve for x
    x = 437,505,889.32/32,636.68
  6. Step 6: Final answer
    x = 13,405.34

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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.