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Finding the Fourth Proportional to 19,073.61, 26,320.87 and 10,575.88

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Solution

The fourth proportional to 19,073.61, 26,320.87 and 10,575.88 is: 14,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.61 : 26,320.87 = 10,575.88 : x
  2. Step 2: Convert to fraction form
    19,073.61/26,320.87 = 10,575.88/x
  3. Step 3: Cross multiply
    19,073.61x = 26,320.87 × 10,575.88
  4. Step 4: Simplify right side
    19,073.61x = 278,366,487.83
  5. Step 5: Solve for x
    x = 278,366,487.83/19,073.61
  6. Step 6: Final answer
    x = 14,594.33

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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.