Home / 40,394.10-60,600.14-12,316.33

Finding the Fourth Proportional to 40,394.10, 60,600.14 and 12,316.33

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Solution

The fourth proportional to 40,394.10, 60,600.14 and 12,316.33 is: 18,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,394.10 : 60,600.14 = 12,316.33 : x
  2. Step 2: Convert to fraction form
    40,394.10/60,600.14 = 12,316.33/x
  3. Step 3: Cross multiply
    40,394.10x = 60,600.14 × 12,316.33
  4. Step 4: Simplify right side
    40,394.10x = 746,371,322.29
  5. Step 5: Solve for x
    x = 746,371,322.29/40,394.10
  6. Step 6: Final answer
    x = 18,477.24

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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.