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Finding the Fourth Proportional to 64,688.75, 97,033.13 and 17,941.63

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Solution

The fourth proportional to 64,688.75, 97,033.13 and 17,941.63 is: 26,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,688.75 : 97,033.13 = 17,941.63 : x
  2. Step 2: Convert to fraction form
    64,688.75/97,033.13 = 17,941.63/x
  3. Step 3: Cross multiply
    64,688.75x = 97,033.13 × 17,941.63
  4. Step 4: Simplify right side
    64,688.75x = 1,740,932,516.20
  5. Step 5: Solve for x
    x = 1,740,932,516.20/64,688.75
  6. Step 6: Final answer
    x = 26,912.45

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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.