Home / 14,689.35-22,031.74-4,828.56

Finding the Fourth Proportional to 14,689.35, 22,031.74 and 4,828.56

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Solution

The fourth proportional to 14,689.35, 22,031.74 and 4,828.56 is: 7,242.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689.35 : 22,031.74 = 4,828.56 : x
  2. Step 2: Convert to fraction form
    14,689.35/22,031.74 = 4,828.56/x
  3. Step 3: Cross multiply
    14,689.35x = 22,031.74 × 4,828.56
  4. Step 4: Simplify right side
    14,689.35x = 106,381,554.35
  5. Step 5: Solve for x
    x = 106,381,554.35/14,689.35
  6. Step 6: Final answer
    x = 7,242.09

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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.