Home / 14,743.79-22,113.04-4,215.41

Finding the Fourth Proportional to 14,743.79, 22,113.04 and 4,215.41

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Solution

The fourth proportional to 14,743.79, 22,113.04 and 4,215.41 is: 6,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.79 : 22,113.04 = 4,215.41 : x
  2. Step 2: Convert to fraction form
    14,743.79/22,113.04 = 4,215.41/x
  3. Step 3: Cross multiply
    14,743.79x = 22,113.04 × 4,215.41
  4. Step 4: Simplify right side
    14,743.79x = 93,215,529.95
  5. Step 5: Solve for x
    x = 93,215,529.95/14,743.79
  6. Step 6: Final answer
    x = 6,322.36

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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.