Home / 19,190.19-26,495.51-12,023.07

Finding the Fourth Proportional to 19,190.19, 26,495.51 and 12,023.07

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Solution

The fourth proportional to 19,190.19, 26,495.51 and 12,023.07 is: 16,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.19 : 26,495.51 = 12,023.07 : x
  2. Step 2: Convert to fraction form
    19,190.19/26,495.51 = 12,023.07/x
  3. Step 3: Cross multiply
    19,190.19x = 26,495.51 × 12,023.07
  4. Step 4: Simplify right side
    19,190.19x = 318,557,311.30
  5. Step 5: Solve for x
    x = 318,557,311.30/19,190.19
  6. Step 6: Final answer
    x = 16,600.01

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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.