Home / 19,216.38-26,518.76-10,718.22

Finding the Fourth Proportional to 19,216.38, 26,518.76 and 10,718.22

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Solution

The fourth proportional to 19,216.38, 26,518.76 and 10,718.22 is: 14,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.38 : 26,518.76 = 10,718.22 : x
  2. Step 2: Convert to fraction form
    19,216.38/26,518.76 = 10,718.22/x
  3. Step 3: Cross multiply
    19,216.38x = 26,518.76 × 10,718.22
  4. Step 4: Simplify right side
    19,216.38x = 284,233,903.81
  5. Step 5: Solve for x
    x = 284,233,903.81/19,216.38
  6. Step 6: Final answer
    x = 14,791.23

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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.