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Finding the Fourth Proportional to 67,604.64, 101,412.72 and 17,684.64

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Solution

The fourth proportional to 67,604.64, 101,412.72 and 17,684.64 is: 26,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,604.64 : 101,412.72 = 17,684.64 : x
  2. Step 2: Convert to fraction form
    67,604.64/101,412.72 = 17,684.64/x
  3. Step 3: Cross multiply
    67,604.64x = 101,412.72 × 17,684.64
  4. Step 4: Simplify right side
    67,604.64x = 1,793,447,444.62
  5. Step 5: Solve for x
    x = 1,793,447,444.62/67,604.64
  6. Step 6: Final answer
    x = 26,528.47

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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.