Home / 13,443.00-20,159.45-3,952.46

Finding the Fourth Proportional to 13,443.00, 20,159.45 and 3,952.46

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Solution

The fourth proportional to 13,443.00, 20,159.45 and 3,952.46 is: 5,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443.00 : 20,159.45 = 3,952.46 : x
  2. Step 2: Convert to fraction form
    13,443.00/20,159.45 = 3,952.46/x
  3. Step 3: Cross multiply
    13,443.00x = 20,159.45 × 3,952.46
  4. Step 4: Simplify right side
    13,443.00x = 79,679,465.21
  5. Step 5: Solve for x
    x = 79,679,465.21/13,443.00
  6. Step 6: Final answer
    x = 5,927.21

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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.