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Finding the Fourth Proportional to 56,083.48, 84,125.47 and 13,963.51

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Solution

The fourth proportional to 56,083.48, 84,125.47 and 13,963.51 is: 20,945.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,083.48 : 84,125.47 = 13,963.51 : x
  2. Step 2: Convert to fraction form
    56,083.48/84,125.47 = 13,963.51/x
  3. Step 3: Cross multiply
    56,083.48x = 84,125.47 × 13,963.51
  4. Step 4: Simplify right side
    56,083.48x = 1,174,686,841.60
  5. Step 5: Solve for x
    x = 1,174,686,841.60/56,083.48
  6. Step 6: Final answer
    x = 20,945.33

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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.