Home / 13,300.08-19,962.36-6,730.89

Finding the Fourth Proportional to 13,300.08, 19,962.36 and 6,730.89

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Solution

The fourth proportional to 13,300.08, 19,962.36 and 6,730.89 is: 10,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.08 : 19,962.36 = 6,730.89 : x
  2. Step 2: Convert to fraction form
    13,300.08/19,962.36 = 6,730.89/x
  3. Step 3: Cross multiply
    13,300.08x = 19,962.36 × 6,730.89
  4. Step 4: Simplify right side
    13,300.08x = 134,364,449.30
  5. Step 5: Solve for x
    x = 134,364,449.30/13,300.08
  6. Step 6: Final answer
    x = 10,102.53

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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.