Home / 29,424.75-40,603.12-17,485.79

Finding the Fourth Proportional to 29,424.75, 40,603.12 and 17,485.79

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Solution

The fourth proportional to 29,424.75, 40,603.12 and 17,485.79 is: 24,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,424.75 : 40,603.12 = 17,485.79 : x
  2. Step 2: Convert to fraction form
    29,424.75/40,603.12 = 17,485.79/x
  3. Step 3: Cross multiply
    29,424.75x = 40,603.12 × 17,485.79
  4. Step 4: Simplify right side
    29,424.75x = 709,977,709.68
  5. Step 5: Solve for x
    x = 709,977,709.68/29,424.75
  6. Step 6: Final answer
    x = 24,128.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.