Home / 31,647.85-47,464.48-9,460.74

Finding the Fourth Proportional to 31,647.85, 47,464.48 and 9,460.74

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Solution

The fourth proportional to 31,647.85, 47,464.48 and 9,460.74 is: 14,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.85 : 47,464.48 = 9,460.74 : x
  2. Step 2: Convert to fraction form
    31,647.85/47,464.48 = 9,460.74/x
  3. Step 3: Cross multiply
    31,647.85x = 47,464.48 × 9,460.74
  4. Step 4: Simplify right side
    31,647.85x = 449,049,104.52
  5. Step 5: Solve for x
    x = 449,049,104.52/31,647.85
  6. Step 6: Final answer
    x = 14,188.93

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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.