Home / 19,223.87-26,529.08-10,840.37

Finding the Fourth Proportional to 19,223.87, 26,529.08 and 10,840.37

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Solution

The fourth proportional to 19,223.87, 26,529.08 and 10,840.37 is: 14,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.87 : 26,529.08 = 10,840.37 : x
  2. Step 2: Convert to fraction form
    19,223.87/26,529.08 = 10,840.37/x
  3. Step 3: Cross multiply
    19,223.87x = 26,529.08 × 10,840.37
  4. Step 4: Simplify right side
    19,223.87x = 287,584,856.11
  5. Step 5: Solve for x
    x = 287,584,856.11/19,223.87
  6. Step 6: Final answer
    x = 14,959.78

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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.