Home / 43,264.13-64,898.62-12,101.81

Finding the Fourth Proportional to 43,264.13, 64,898.62 and 12,101.81

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Solution

The fourth proportional to 43,264.13, 64,898.62 and 12,101.81 is: 18,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,264.13 : 64,898.62 = 12,101.81 : x
  2. Step 2: Convert to fraction form
    43,264.13/64,898.62 = 12,101.81/x
  3. Step 3: Cross multiply
    43,264.13x = 64,898.62 × 12,101.81
  4. Step 4: Simplify right side
    43,264.13x = 785,390,413.75
  5. Step 5: Solve for x
    x = 785,390,413.75/43,264.13
  6. Step 6: Final answer
    x = 18,153.39

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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.