Home / 14,113.49-21,171.27-4,753.46

Finding the Fourth Proportional to 14,113.49, 21,171.27 and 4,753.46

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Solution

The fourth proportional to 14,113.49, 21,171.27 and 4,753.46 is: 7,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.49 : 21,171.27 = 4,753.46 : x
  2. Step 2: Convert to fraction form
    14,113.49/21,171.27 = 4,753.46/x
  3. Step 3: Cross multiply
    14,113.49x = 21,171.27 × 4,753.46
  4. Step 4: Simplify right side
    14,113.49x = 100,636,785.09
  5. Step 5: Solve for x
    x = 100,636,785.09/14,113.49
  6. Step 6: Final answer
    x = 7,130.54

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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.