Home / 14,812.88-22,219.31-4,424.63

Finding the Fourth Proportional to 14,812.88, 22,219.31 and 4,424.63

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Solution

The fourth proportional to 14,812.88, 22,219.31 and 4,424.63 is: 6,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.88 : 22,219.31 = 4,424.63 : x
  2. Step 2: Convert to fraction form
    14,812.88/22,219.31 = 4,424.63/x
  3. Step 3: Cross multiply
    14,812.88x = 22,219.31 × 4,424.63
  4. Step 4: Simplify right side
    14,812.88x = 98,312,125.57
  5. Step 5: Solve for x
    x = 98,312,125.57/14,812.88
  6. Step 6: Final answer
    x = 6,636.94

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1.5x scale

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.