Home / 39,832.02-54,968.56-21,927.38

Finding the Fourth Proportional to 39,832.02, 54,968.56 and 21,927.38

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Solution

The fourth proportional to 39,832.02, 54,968.56 and 21,927.38 is: 30,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.02 : 54,968.56 = 21,927.38 : x
  2. Step 2: Convert to fraction form
    39,832.02/54,968.56 = 21,927.38/x
  3. Step 3: Cross multiply
    39,832.02x = 54,968.56 × 21,927.38
  4. Step 4: Simplify right side
    39,832.02x = 1,205,316,173.51
  5. Step 5: Solve for x
    x = 1,205,316,173.51/39,832.02
  6. Step 6: Final answer
    x = 30,259.98

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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.