Home / 31,889.23-47,840.76-9,702.03

Finding the Fourth Proportional to 31,889.23, 47,840.76 and 9,702.03

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Solution

The fourth proportional to 31,889.23, 47,840.76 and 9,702.03 is: 14,555.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,889.23 : 47,840.76 = 9,702.03 : x
  2. Step 2: Convert to fraction form
    31,889.23/47,840.76 = 9,702.03/x
  3. Step 3: Cross multiply
    31,889.23x = 47,840.76 × 9,702.03
  4. Step 4: Simplify right side
    31,889.23x = 464,152,249.54
  5. Step 5: Solve for x
    x = 464,152,249.54/31,889.23
  6. Step 6: Final answer
    x = 14,555.14

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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.