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Finding the Fourth Proportional to 19,073, 26,322.36 and 10,691.12

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Solution

The fourth proportional to 19,073, 26,322.36 and 10,691.12 is: 14,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073 : 26,322.36 = 10,691.12 : x
  2. Step 2: Convert to fraction form
    19,073/26,322.36 = 10,691.12/x
  3. Step 3: Cross multiply
    19,073x = 26,322.36 × 10,691.12
  4. Step 4: Simplify right side
    19,073x = 281,415,509.44
  5. Step 5: Solve for x
    x = 281,415,509.44/19,073
  6. Step 6: Final answer
    x = 14,754.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.