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Finding the Fourth Proportional to 19,325.26, 26,671.01 and 10,828.76

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Solution

The fourth proportional to 19,325.26, 26,671.01 and 10,828.76 is: 14,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.26 : 26,671.01 = 10,828.76 : x
  2. Step 2: Convert to fraction form
    19,325.26/26,671.01 = 10,828.76/x
  3. Step 3: Cross multiply
    19,325.26x = 26,671.01 × 10,828.76
  4. Step 4: Simplify right side
    19,325.26x = 288,813,978.78
  5. Step 5: Solve for x
    x = 288,813,978.78/19,325.26
  6. Step 6: Final answer
    x = 14,944.90

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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.