Home / 31,681.93-47,516.84-9,495.30

Finding the Fourth Proportional to 31,681.93, 47,516.84 and 9,495.30

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Solution

The fourth proportional to 31,681.93, 47,516.84 and 9,495.30 is: 14,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.93 : 47,516.84 = 9,495.30 : x
  2. Step 2: Convert to fraction form
    31,681.93/47,516.84 = 9,495.30/x
  3. Step 3: Cross multiply
    31,681.93x = 47,516.84 × 9,495.30
  4. Step 4: Simplify right side
    31,681.93x = 451,186,696.88
  5. Step 5: Solve for x
    x = 451,186,696.88/31,681.93
  6. Step 6: Final answer
    x = 14,241.14

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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.