Home / 19,133.93-26,417.27-11,686.25

Finding the Fourth Proportional to 19,133.93, 26,417.27 and 11,686.25

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Solution

The fourth proportional to 19,133.93, 26,417.27 and 11,686.25 is: 16,134.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.93 : 26,417.27 = 11,686.25 : x
  2. Step 2: Convert to fraction form
    19,133.93/26,417.27 = 11,686.25/x
  3. Step 3: Cross multiply
    19,133.93x = 26,417.27 × 11,686.25
  4. Step 4: Simplify right side
    19,133.93x = 308,718,821.54
  5. Step 5: Solve for x
    x = 308,718,821.54/19,133.93
  6. Step 6: Final answer
    x = 16,134.63

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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.