Home / 43,534.36-65,307-15,068.80

Finding the Fourth Proportional to 43,534.36, 65,307 and 15,068.80

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Solution

The fourth proportional to 43,534.36, 65,307 and 15,068.80 is: 22,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534.36 : 65,307 = 15,068.80 : x
  2. Step 2: Convert to fraction form
    43,534.36/65,307 = 15,068.80/x
  3. Step 3: Cross multiply
    43,534.36x = 65,307 × 15,068.80
  4. Step 4: Simplify right side
    43,534.36x = 984,098,121.60
  5. Step 5: Solve for x
    x = 984,098,121.60/43,534.36
  6. Step 6: Final answer
    x = 22,605.09

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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.