Home / 19,642.86-29,468.90-6,495.23

Finding the Fourth Proportional to 19,642.86, 29,468.90 and 6,495.23

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Solution

The fourth proportional to 19,642.86, 29,468.90 and 6,495.23 is: 9,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642.86 : 29,468.90 = 6,495.23 : x
  2. Step 2: Convert to fraction form
    19,642.86/29,468.90 = 6,495.23/x
  3. Step 3: Cross multiply
    19,642.86x = 29,468.90 × 6,495.23
  4. Step 4: Simplify right side
    19,642.86x = 191,407,283.35
  5. Step 5: Solve for x
    x = 191,407,283.35/19,642.86
  6. Step 6: Final answer
    x = 9,744.37

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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.