Home / 14,503.68-21,754.41-4,640.31

Finding the Fourth Proportional to 14,503.68, 21,754.41 and 4,640.31

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Solution

The fourth proportional to 14,503.68, 21,754.41 and 4,640.31 is: 6,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.68 : 21,754.41 = 4,640.31 : x
  2. Step 2: Convert to fraction form
    14,503.68/21,754.41 = 4,640.31/x
  3. Step 3: Cross multiply
    14,503.68x = 21,754.41 × 4,640.31
  4. Step 4: Simplify right side
    14,503.68x = 100,947,206.27
  5. Step 5: Solve for x
    x = 100,947,206.27/14,503.68
  6. Step 6: Final answer
    x = 6,960.11

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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.