Home / 13,832.72-19,074.02-9,348.70

Finding the Fourth Proportional to 13,832.72, 19,074.02 and 9,348.70

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Solution

The fourth proportional to 13,832.72, 19,074.02 and 9,348.70 is: 12,890.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.72 : 19,074.02 = 9,348.70 : x
  2. Step 2: Convert to fraction form
    13,832.72/19,074.02 = 9,348.70/x
  3. Step 3: Cross multiply
    13,832.72x = 19,074.02 × 9,348.70
  4. Step 4: Simplify right side
    13,832.72x = 178,317,290.77
  5. Step 5: Solve for x
    x = 178,317,290.77/13,832.72
  6. Step 6: Final answer
    x = 12,890.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.