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Finding the Fourth Proportional to 43,605.03, 65,417.24 and 15,903.03

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Solution

The fourth proportional to 43,605.03, 65,417.24 and 15,903.03 is: 23,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,605.03 : 65,417.24 = 15,903.03 : x
  2. Step 2: Convert to fraction form
    43,605.03/65,417.24 = 15,903.03/x
  3. Step 3: Cross multiply
    43,605.03x = 65,417.24 × 15,903.03
  4. Step 4: Simplify right side
    43,605.03x = 1,040,332,250.72
  5. Step 5: Solve for x
    x = 1,040,332,250.72/43,605.03
  6. Step 6: Final answer
    x = 23,858.08

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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.