Home / 25,518.46-35,217.36-14,190

Finding the Fourth Proportional to 25,518.46, 35,217.36 and 14,190

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Solution

The fourth proportional to 25,518.46, 35,217.36 and 14,190 is: 19,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.46 : 35,217.36 = 14,190 : x
  2. Step 2: Convert to fraction form
    25,518.46/35,217.36 = 14,190/x
  3. Step 3: Cross multiply
    25,518.46x = 35,217.36 × 14,190
  4. Step 4: Simplify right side
    25,518.46x = 499,734,338.40
  5. Step 5: Solve for x
    x = 499,734,338.40/25,518.46
  6. Step 6: Final answer
    x = 19,583.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.