Home / 14,630.31-21,947.63-4,240.71

Finding the Fourth Proportional to 14,630.31, 21,947.63 and 4,240.71

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Solution

The fourth proportional to 14,630.31, 21,947.63 and 4,240.71 is: 6,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.31 : 21,947.63 = 4,240.71 : x
  2. Step 2: Convert to fraction form
    14,630.31/21,947.63 = 4,240.71/x
  3. Step 3: Cross multiply
    14,630.31x = 21,947.63 × 4,240.71
  4. Step 4: Simplify right side
    14,630.31x = 93,073,534.02
  5. Step 5: Solve for x
    x = 93,073,534.02/14,630.31
  6. Step 6: Final answer
    x = 6,361.69

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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.