Home / 13,325.34-19,966.12-4,555.46

Finding the Fourth Proportional to 13,325.34, 19,966.12 and 4,555.46

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Solution

The fourth proportional to 13,325.34, 19,966.12 and 4,555.46 is: 6,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.34 : 19,966.12 = 4,555.46 : x
  2. Step 2: Convert to fraction form
    13,325.34/19,966.12 = 4,555.46/x
  3. Step 3: Cross multiply
    13,325.34x = 19,966.12 × 4,555.46
  4. Step 4: Simplify right side
    13,325.34x = 90,954,861.02
  5. Step 5: Solve for x
    x = 90,954,861.02/13,325.34
  6. Step 6: Final answer
    x = 6,825.71

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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.