Home / 19,730.48-29,589.36-6,579.36

Finding the Fourth Proportional to 19,730.48, 29,589.36 and 6,579.36

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Solution

The fourth proportional to 19,730.48, 29,589.36 and 6,579.36 is: 9,866.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.48 : 29,589.36 = 6,579.36 : x
  2. Step 2: Convert to fraction form
    19,730.48/29,589.36 = 6,579.36/x
  3. Step 3: Cross multiply
    19,730.48x = 29,589.36 × 6,579.36
  4. Step 4: Simplify right side
    19,730.48x = 194,679,051.61
  5. Step 5: Solve for x
    x = 194,679,051.61/19,730.48
  6. Step 6: Final answer
    x = 9,866.92

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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.