Home / 14,254.69-21,385.19-4,894.50

Finding the Fourth Proportional to 14,254.69, 21,385.19 and 4,894.50

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Solution

The fourth proportional to 14,254.69, 21,385.19 and 4,894.50 is: 7,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.69 : 21,385.19 = 4,894.50 : x
  2. Step 2: Convert to fraction form
    14,254.69/21,385.19 = 4,894.50/x
  3. Step 3: Cross multiply
    14,254.69x = 21,385.19 × 4,894.50
  4. Step 4: Simplify right side
    14,254.69x = 104,669,812.46
  5. Step 5: Solve for x
    x = 104,669,812.46/14,254.69
  6. Step 6: Final answer
    x = 7,342.83

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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.