Home / 19,203.19-26,506.38-11,242.51

Finding the Fourth Proportional to 19,203.19, 26,506.38 and 11,242.51

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Solution

The fourth proportional to 19,203.19, 26,506.38 and 11,242.51 is: 15,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.19 : 26,506.38 = 11,242.51 : x
  2. Step 2: Convert to fraction form
    19,203.19/26,506.38 = 11,242.51/x
  3. Step 3: Cross multiply
    19,203.19x = 26,506.38 × 11,242.51
  4. Step 4: Simplify right side
    19,203.19x = 297,998,242.21
  5. Step 5: Solve for x
    x = 297,998,242.21/19,203.19
  6. Step 6: Final answer
    x = 15,518.16

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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.