Home / 13,597.10-20,401.76-7,349.79

Finding the Fourth Proportional to 13,597.10, 20,401.76 and 7,349.79

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Solution

The fourth proportional to 13,597.10, 20,401.76 and 7,349.79 is: 11,028.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.10 : 20,401.76 = 7,349.79 : x
  2. Step 2: Convert to fraction form
    13,597.10/20,401.76 = 7,349.79/x
  3. Step 3: Cross multiply
    13,597.10x = 20,401.76 × 7,349.79
  4. Step 4: Simplify right side
    13,597.10x = 149,948,746.01
  5. Step 5: Solve for x
    x = 149,948,746.01/13,597.10
  6. Step 6: Final answer
    x = 11,028.00

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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.