Home / 29,319.48-43,987.43-11,539.17

Finding the Fourth Proportional to 29,319.48, 43,987.43 and 11,539.17

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Solution

The fourth proportional to 29,319.48, 43,987.43 and 11,539.17 is: 17,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319.48 : 43,987.43 = 11,539.17 : x
  2. Step 2: Convert to fraction form
    29,319.48/43,987.43 = 11,539.17/x
  3. Step 3: Cross multiply
    29,319.48x = 43,987.43 × 11,539.17
  4. Step 4: Simplify right side
    29,319.48x = 507,578,490.88
  5. Step 5: Solve for x
    x = 507,578,490.88/29,319.48
  6. Step 6: Final answer
    x = 17,311.99

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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.