Home / 14,370.03-19,826.76-8,403.16

Finding the Fourth Proportional to 14,370.03, 19,826.76 and 8,403.16

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Solution

The fourth proportional to 14,370.03, 19,826.76 and 8,403.16 is: 11,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.03 : 19,826.76 = 8,403.16 : x
  2. Step 2: Convert to fraction form
    14,370.03/19,826.76 = 8,403.16/x
  3. Step 3: Cross multiply
    14,370.03x = 19,826.76 × 8,403.16
  4. Step 4: Simplify right side
    14,370.03x = 166,607,436.56
  5. Step 5: Solve for x
    x = 166,607,436.56/14,370.03
  6. Step 6: Final answer
    x = 11,594.09

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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.