Home / 14,740.79-22,108.55-4,212.41

Finding the Fourth Proportional to 14,740.79, 22,108.55 and 4,212.41

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Solution

The fourth proportional to 14,740.79, 22,108.55 and 4,212.41 is: 6,317.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,740.79 : 22,108.55 = 4,212.41 : x
  2. Step 2: Convert to fraction form
    14,740.79/22,108.55 = 4,212.41/x
  3. Step 3: Cross multiply
    14,740.79x = 22,108.55 × 4,212.41
  4. Step 4: Simplify right side
    14,740.79x = 93,130,145.50
  5. Step 5: Solve for x
    x = 93,130,145.50/14,740.79
  6. Step 6: Final answer
    x = 6,317.86

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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.