Home / 39,832.07-54,967.95-21,927.38

Finding the Fourth Proportional to 39,832.07, 54,967.95 and 21,927.38

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Solution

The fourth proportional to 39,832.07, 54,967.95 and 21,927.38 is: 30,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.07 : 54,967.95 = 21,927.38 : x
  2. Step 2: Convert to fraction form
    39,832.07/54,967.95 = 21,927.38/x
  3. Step 3: Cross multiply
    39,832.07x = 54,967.95 × 21,927.38
  4. Step 4: Simplify right side
    39,832.07x = 1,205,302,852.63
  5. Step 5: Solve for x
    x = 1,205,302,852.63/39,832.07
  6. Step 6: Final answer
    x = 30,259.61

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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.