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Finding the Fourth Proportional to 73,048.32, 109,572.60 and 17,644.32

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Solution

The fourth proportional to 73,048.32, 109,572.60 and 17,644.32 is: 26,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,048.32 : 109,572.60 = 17,644.32 : x
  2. Step 2: Convert to fraction form
    73,048.32/109,572.60 = 17,644.32/x
  3. Step 3: Cross multiply
    73,048.32x = 109,572.60 × 17,644.32
  4. Step 4: Simplify right side
    73,048.32x = 1,933,334,017.63
  5. Step 5: Solve for x
    x = 1,933,334,017.63/73,048.32
  6. Step 6: Final answer
    x = 26,466.51

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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.