Home / 39,429.08-59,143.31-9,846.72

Finding the Fourth Proportional to 39,429.08, 59,143.31 and 9,846.72

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Solution

The fourth proportional to 39,429.08, 59,143.31 and 9,846.72 is: 14,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,429.08 : 59,143.31 = 9,846.72 : x
  2. Step 2: Convert to fraction form
    39,429.08/59,143.31 = 9,846.72/x
  3. Step 3: Cross multiply
    39,429.08x = 59,143.31 × 9,846.72
  4. Step 4: Simplify right side
    39,429.08x = 582,367,317.73
  5. Step 5: Solve for x
    x = 582,367,317.73/39,429.08
  6. Step 6: Final answer
    x = 14,770.00

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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.