Home / 19,130.19-26,392.08-11,062.36

Finding the Fourth Proportional to 19,130.19, 26,392.08 and 11,062.36

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Solution

The fourth proportional to 19,130.19, 26,392.08 and 11,062.36 is: 15,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.19 : 26,392.08 = 11,062.36 : x
  2. Step 2: Convert to fraction form
    19,130.19/26,392.08 = 11,062.36/x
  3. Step 3: Cross multiply
    19,130.19x = 26,392.08 × 11,062.36
  4. Step 4: Simplify right side
    19,130.19x = 291,958,553.90
  5. Step 5: Solve for x
    x = 291,958,553.90/19,130.19
  6. Step 6: Final answer
    x = 15,261.66

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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.