Home / 31,504.02-47,265.27-9,317.98

Finding the Fourth Proportional to 31,504.02, 47,265.27 and 9,317.98

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Solution

The fourth proportional to 31,504.02, 47,265.27 and 9,317.98 is: 13,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.02 : 47,265.27 = 9,317.98 : x
  2. Step 2: Convert to fraction form
    31,504.02/47,265.27 = 9,317.98/x
  3. Step 3: Cross multiply
    31,504.02x = 47,265.27 × 9,317.98
  4. Step 4: Simplify right side
    31,504.02x = 440,416,840.55
  5. Step 5: Solve for x
    x = 440,416,840.55/31,504.02
  6. Step 6: Final answer
    x = 13,979.70

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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.