Home / 13,880.85-19,156.13-7,593.22

Finding the Fourth Proportional to 13,880.85, 19,156.13 and 7,593.22

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Solution

The fourth proportional to 13,880.85, 19,156.13 and 7,593.22 is: 10,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880.85 : 19,156.13 = 7,593.22 : x
  2. Step 2: Convert to fraction form
    13,880.85/19,156.13 = 7,593.22/x
  3. Step 3: Cross multiply
    13,880.85x = 19,156.13 × 7,593.22
  4. Step 4: Simplify right side
    13,880.85x = 145,456,709.44
  5. Step 5: Solve for x
    x = 145,456,709.44/13,880.85
  6. Step 6: Final answer
    x = 10,478.95

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1.5x scale

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.