Home / 19,519.65-29,276.50-6,372

Finding the Fourth Proportional to 19,519.65, 29,276.50 and 6,372

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Solution

The fourth proportional to 19,519.65, 29,276.50 and 6,372 is: 9,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.65 : 29,276.50 = 6,372 : x
  2. Step 2: Convert to fraction form
    19,519.65/29,276.50 = 6,372/x
  3. Step 3: Cross multiply
    19,519.65x = 29,276.50 × 6,372
  4. Step 4: Simplify right side
    19,519.65x = 186,549,858
  5. Step 5: Solve for x
    x = 186,549,858/19,519.65
  6. Step 6: Final answer
    x = 9,557.03

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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.