Home / 39,208.19-58,782.11-19,471.46

Finding the Fourth Proportional to 39,208.19, 58,782.11 and 19,471.46

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Solution

The fourth proportional to 39,208.19, 58,782.11 and 19,471.46 is: 29,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.19 : 58,782.11 = 19,471.46 : x
  2. Step 2: Convert to fraction form
    39,208.19/58,782.11 = 19,471.46/x
  3. Step 3: Cross multiply
    39,208.19x = 58,782.11 × 19,471.46
  4. Step 4: Simplify right side
    39,208.19x = 1,144,573,112.31
  5. Step 5: Solve for x
    x = 1,144,573,112.31/39,208.19
  6. Step 6: Final answer
    x = 29,192.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.