Home / 19,176.19-26,463.14-11,219.94

Finding the Fourth Proportional to 19,176.19, 26,463.14 and 11,219.94

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Solution

The fourth proportional to 19,176.19, 26,463.14 and 11,219.94 is: 15,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.19 : 26,463.14 = 11,219.94 : x
  2. Step 2: Convert to fraction form
    19,176.19/26,463.14 = 11,219.94/x
  3. Step 3: Cross multiply
    19,176.19x = 26,463.14 × 11,219.94
  4. Step 4: Simplify right side
    19,176.19x = 296,914,871.06
  5. Step 5: Solve for x
    x = 296,914,871.06/19,176.19
  6. Step 6: Final answer
    x = 15,483.52

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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.