Home / 39,203.36-58,787.20-23,415.40

Finding the Fourth Proportional to 39,203.36, 58,787.20 and 23,415.40

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Solution

The fourth proportional to 39,203.36, 58,787.20 and 23,415.40 is: 35,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203.36 : 58,787.20 = 23,415.40 : x
  2. Step 2: Convert to fraction form
    39,203.36/58,787.20 = 23,415.40/x
  3. Step 3: Cross multiply
    39,203.36x = 58,787.20 × 23,415.40
  4. Step 4: Simplify right side
    39,203.36x = 1,376,525,802.88
  5. Step 5: Solve for x
    x = 1,376,525,802.88/39,203.36
  6. Step 6: Final answer
    x = 35,112.44

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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.