Home / 14,411.34-21,615.15-4,551.60

Finding the Fourth Proportional to 14,411.34, 21,615.15 and 4,551.60

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Solution

The fourth proportional to 14,411.34, 21,615.15 and 4,551.60 is: 6,826.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.34 : 21,615.15 = 4,551.60 : x
  2. Step 2: Convert to fraction form
    14,411.34/21,615.15 = 4,551.60/x
  3. Step 3: Cross multiply
    14,411.34x = 21,615.15 × 4,551.60
  4. Step 4: Simplify right side
    14,411.34x = 98,383,516.74
  5. Step 5: Solve for x
    x = 98,383,516.74/14,411.34
  6. Step 6: Final answer
    x = 6,826.81

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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.