Home / 40,994.41-61,500.26-13,290.25

Finding the Fourth Proportional to 40,994.41, 61,500.26 and 13,290.25

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Solution

The fourth proportional to 40,994.41, 61,500.26 and 13,290.25 is: 19,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,994.41 : 61,500.26 = 13,290.25 : x
  2. Step 2: Convert to fraction form
    40,994.41/61,500.26 = 13,290.25/x
  3. Step 3: Cross multiply
    40,994.41x = 61,500.26 × 13,290.25
  4. Step 4: Simplify right side
    40,994.41x = 817,353,830.47
  5. Step 5: Solve for x
    x = 817,353,830.47/40,994.41
  6. Step 6: Final answer
    x = 19,938.18

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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.