Home / 14,443.57-21,663.15-4,581.56

Finding the Fourth Proportional to 14,443.57, 21,663.15 and 4,581.56

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Solution

The fourth proportional to 14,443.57, 21,663.15 and 4,581.56 is: 6,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.57 : 21,663.15 = 4,581.56 : x
  2. Step 2: Convert to fraction form
    14,443.57/21,663.15 = 4,581.56/x
  3. Step 3: Cross multiply
    14,443.57x = 21,663.15 × 4,581.56
  4. Step 4: Simplify right side
    14,443.57x = 99,251,058.49
  5. Step 5: Solve for x
    x = 99,251,058.49/14,443.57
  6. Step 6: Final answer
    x = 6,871.65

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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.