Home / 19,166.22-26,430.84-12,453.66

Finding the Fourth Proportional to 19,166.22, 26,430.84 and 12,453.66

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Solution

The fourth proportional to 19,166.22, 26,430.84 and 12,453.66 is: 17,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.22 : 26,430.84 = 12,453.66 : x
  2. Step 2: Convert to fraction form
    19,166.22/26,430.84 = 12,453.66/x
  3. Step 3: Cross multiply
    19,166.22x = 26,430.84 × 12,453.66
  4. Step 4: Simplify right side
    19,166.22x = 329,160,694.87
  5. Step 5: Solve for x
    x = 329,160,694.87/19,166.22
  6. Step 6: Final answer
    x = 17,174.00

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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.