Home / 13,060.08-19,590-3,199.40

Finding the Fourth Proportional to 13,060.08, 19,590 and 3,199.40

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Solution

The fourth proportional to 13,060.08, 19,590 and 3,199.40 is: 4,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.08 : 19,590 = 3,199.40 : x
  2. Step 2: Convert to fraction form
    13,060.08/19,590 = 3,199.40/x
  3. Step 3: Cross multiply
    13,060.08x = 19,590 × 3,199.40
  4. Step 4: Simplify right side
    13,060.08x = 62,676,246
  5. Step 5: Solve for x
    x = 62,676,246/13,060.08
  6. Step 6: Final answer
    x = 4,799.07

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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.