Home / 19,923.57-27,492.41-10,970.54

Finding the Fourth Proportional to 19,923.57, 27,492.41 and 10,970.54

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Solution

The fourth proportional to 19,923.57, 27,492.41 and 10,970.54 is: 15,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.57 : 27,492.41 = 10,970.54 : x
  2. Step 2: Convert to fraction form
    19,923.57/27,492.41 = 10,970.54/x
  3. Step 3: Cross multiply
    19,923.57x = 27,492.41 × 10,970.54
  4. Step 4: Simplify right side
    19,923.57x = 301,606,576.66
  5. Step 5: Solve for x
    x = 301,606,576.66/19,923.57
  6. Step 6: Final answer
    x = 15,138.18

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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.