Home / 13,335.23-18,401.99-7,366.95

Finding the Fourth Proportional to 13,335.23, 18,401.99 and 7,366.95

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Solution

The fourth proportional to 13,335.23, 18,401.99 and 7,366.95 is: 10,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.23 : 18,401.99 = 7,366.95 : x
  2. Step 2: Convert to fraction form
    13,335.23/18,401.99 = 7,366.95/x
  3. Step 3: Cross multiply
    13,335.23x = 18,401.99 × 7,366.95
  4. Step 4: Simplify right side
    13,335.23x = 135,566,503.40
  5. Step 5: Solve for x
    x = 135,566,503.40/13,335.23
  6. Step 6: Final answer
    x = 10,166.04

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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.