Home / 14,048.96-21,077.28-4,689.80

Finding the Fourth Proportional to 14,048.96, 21,077.28 and 4,689.80

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Solution

The fourth proportional to 14,048.96, 21,077.28 and 4,689.80 is: 7,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.96 : 21,077.28 = 4,689.80 : x
  2. Step 2: Convert to fraction form
    14,048.96/21,077.28 = 4,689.80/x
  3. Step 3: Cross multiply
    14,048.96x = 21,077.28 × 4,689.80
  4. Step 4: Simplify right side
    14,048.96x = 98,848,227.74
  5. Step 5: Solve for x
    x = 98,848,227.74/14,048.96
  6. Step 6: Final answer
    x = 7,035.98

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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.