Home / 39,204.48-58,807.32-21,636.12

Finding the Fourth Proportional to 39,204.48, 58,807.32 and 21,636.12

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Solution

The fourth proportional to 39,204.48, 58,807.32 and 21,636.12 is: 32,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,204.48 : 58,807.32 = 21,636.12 : x
  2. Step 2: Convert to fraction form
    39,204.48/58,807.32 = 21,636.12/x
  3. Step 3: Cross multiply
    39,204.48x = 58,807.32 × 21,636.12
  4. Step 4: Simplify right side
    39,204.48x = 1,272,362,232.40
  5. Step 5: Solve for x
    x = 1,272,362,232.40/39,204.48
  6. Step 6: Final answer
    x = 32,454.51

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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.