Home / 31,636.55-47,454.84-9,449.93

Finding the Fourth Proportional to 31,636.55, 47,454.84 and 9,449.93

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Solution

The fourth proportional to 31,636.55, 47,454.84 and 9,449.93 is: 14,174.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.55 : 47,454.84 = 9,449.93 : x
  2. Step 2: Convert to fraction form
    31,636.55/47,454.84 = 9,449.93/x
  3. Step 3: Cross multiply
    31,636.55x = 47,454.84 × 9,449.93
  4. Step 4: Simplify right side
    31,636.55x = 448,444,678.89
  5. Step 5: Solve for x
    x = 448,444,678.89/31,636.55
  6. Step 6: Final answer
    x = 14,174.89

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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.