Home / 23,040.12-34,560.24-6,404.40

Finding the Fourth Proportional to 23,040.12, 34,560.24 and 6,404.40

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Solution

The fourth proportional to 23,040.12, 34,560.24 and 6,404.40 is: 9,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.12 : 34,560.24 = 6,404.40 : x
  2. Step 2: Convert to fraction form
    23,040.12/34,560.24 = 6,404.40/x
  3. Step 3: Cross multiply
    23,040.12x = 34,560.24 × 6,404.40
  4. Step 4: Simplify right side
    23,040.12x = 221,337,601.06
  5. Step 5: Solve for x
    x = 221,337,601.06/23,040.12
  6. Step 6: Final answer
    x = 9,606.62

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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.