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Finding the Fourth Proportional to 56,843.51, 85,259.59 and 17,400.96

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Solution

The fourth proportional to 56,843.51, 85,259.59 and 17,400.96 is: 26,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,843.51 : 85,259.59 = 17,400.96 : x
  2. Step 2: Convert to fraction form
    56,843.51/85,259.59 = 17,400.96/x
  3. Step 3: Cross multiply
    56,843.51x = 85,259.59 × 17,400.96
  4. Step 4: Simplify right side
    56,843.51x = 1,483,598,671.70
  5. Step 5: Solve for x
    x = 1,483,598,671.70/56,843.51
  6. Step 6: Final answer
    x = 26,099.70

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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.