Home / 34,100.32-51,172.48-14,378.98

Finding the Fourth Proportional to 34,100.32, 51,172.48 and 14,378.98

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Solution

The fourth proportional to 34,100.32, 51,172.48 and 14,378.98 is: 21,577.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,100.32 : 51,172.48 = 14,378.98 : x
  2. Step 2: Convert to fraction form
    34,100.32/51,172.48 = 14,378.98/x
  3. Step 3: Cross multiply
    34,100.32x = 51,172.48 × 14,378.98
  4. Step 4: Simplify right side
    34,100.32x = 735,808,066.47
  5. Step 5: Solve for x
    x = 735,808,066.47/34,100.32
  6. Step 6: Final answer
    x = 21,577.75

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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.