Home / 31,957.08-47,935.76-9,770.37

Finding the Fourth Proportional to 31,957.08, 47,935.76 and 9,770.37

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Solution

The fourth proportional to 31,957.08, 47,935.76 and 9,770.37 is: 14,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,957.08 : 47,935.76 = 9,770.37 : x
  2. Step 2: Convert to fraction form
    31,957.08/47,935.76 = 9,770.37/x
  3. Step 3: Cross multiply
    31,957.08x = 47,935.76 × 9,770.37
  4. Step 4: Simplify right side
    31,957.08x = 468,350,111.43
  5. Step 5: Solve for x
    x = 468,350,111.43/31,957.08
  6. Step 6: Final answer
    x = 14,655.60

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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.