Home / 13,826.08-19,073.90-9,348.20

Finding the Fourth Proportional to 13,826.08, 19,073.90 and 9,348.20

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Solution

The fourth proportional to 13,826.08, 19,073.90 and 9,348.20 is: 12,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826.08 : 19,073.90 = 9,348.20 : x
  2. Step 2: Convert to fraction form
    13,826.08/19,073.90 = 9,348.20/x
  3. Step 3: Cross multiply
    13,826.08x = 19,073.90 × 9,348.20
  4. Step 4: Simplify right side
    13,826.08x = 178,306,631.98
  5. Step 5: Solve for x
    x = 178,306,631.98/13,826.08
  6. Step 6: Final answer
    x = 12,896.40

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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.