Home / 34,330.80-51,496.20-13,551.60

Finding the Fourth Proportional to 34,330.80, 51,496.20 and 13,551.60

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Solution

The fourth proportional to 34,330.80, 51,496.20 and 13,551.60 is: 20,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,330.80 : 51,496.20 = 13,551.60 : x
  2. Step 2: Convert to fraction form
    34,330.80/51,496.20 = 13,551.60/x
  3. Step 3: Cross multiply
    34,330.80x = 51,496.20 × 13,551.60
  4. Step 4: Simplify right side
    34,330.80x = 697,855,903.92
  5. Step 5: Solve for x
    x = 697,855,903.92/34,330.80
  6. Step 6: Final answer
    x = 20,327.40

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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.