Home / 13,051.70-19,579.35-4,729.70

Finding the Fourth Proportional to 13,051.70, 19,579.35 and 4,729.70

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Solution

The fourth proportional to 13,051.70, 19,579.35 and 4,729.70 is: 7,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.70 : 19,579.35 = 4,729.70 : x
  2. Step 2: Convert to fraction form
    13,051.70/19,579.35 = 4,729.70/x
  3. Step 3: Cross multiply
    13,051.70x = 19,579.35 × 4,729.70
  4. Step 4: Simplify right side
    13,051.70x = 92,604,451.70
  5. Step 5: Solve for x
    x = 92,604,451.70/13,051.70
  6. Step 6: Final answer
    x = 7,095.20

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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.