Home / 31,372.56-47,017.31-14,702.74

Finding the Fourth Proportional to 31,372.56, 47,017.31 and 14,702.74

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Solution

The fourth proportional to 31,372.56, 47,017.31 and 14,702.74 is: 22,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372.56 : 47,017.31 = 14,702.74 : x
  2. Step 2: Convert to fraction form
    31,372.56/47,017.31 = 14,702.74/x
  3. Step 3: Cross multiply
    31,372.56x = 47,017.31 × 14,702.74
  4. Step 4: Simplify right side
    31,372.56x = 691,283,093.37
  5. Step 5: Solve for x
    x = 691,283,093.37/31,372.56
  6. Step 6: Final answer
    x = 22,034.64

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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.