Home / 38,247.48-52,775.78-21,477.24

Finding the Fourth Proportional to 38,247.48, 52,775.78 and 21,477.24

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Solution

The fourth proportional to 38,247.48, 52,775.78 and 21,477.24 is: 29,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.48 : 52,775.78 = 21,477.24 : x
  2. Step 2: Convert to fraction form
    38,247.48/52,775.78 = 21,477.24/x
  3. Step 3: Cross multiply
    38,247.48x = 52,775.78 × 21,477.24
  4. Step 4: Simplify right side
    38,247.48x = 1,133,478,093.25
  5. Step 5: Solve for x
    x = 1,133,478,093.25/38,247.48
  6. Step 6: Final answer
    x = 29,635.37

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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.