Home / 19,216.51-26,518.94-10,718.35

Finding the Fourth Proportional to 19,216.51, 26,518.94 and 10,718.35

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Solution

The fourth proportional to 19,216.51, 26,518.94 and 10,718.35 is: 14,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.51 : 26,518.94 = 10,718.35 : x
  2. Step 2: Convert to fraction form
    19,216.51/26,518.94 = 10,718.35/x
  3. Step 3: Cross multiply
    19,216.51x = 26,518.94 × 10,718.35
  4. Step 4: Simplify right side
    19,216.51x = 284,239,280.55
  5. Step 5: Solve for x
    x = 284,239,280.55/19,216.51
  6. Step 6: Final answer
    x = 14,791.41

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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.