Home / 35,570.72-53,340.26-18,927.25

Finding the Fourth Proportional to 35,570.72, 53,340.26 and 18,927.25

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Solution

The fourth proportional to 35,570.72, 53,340.26 and 18,927.25 is: 28,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,570.72 : 53,340.26 = 18,927.25 : x
  2. Step 2: Convert to fraction form
    35,570.72/53,340.26 = 18,927.25/x
  3. Step 3: Cross multiply
    35,570.72x = 53,340.26 × 18,927.25
  4. Step 4: Simplify right side
    35,570.72x = 1,009,584,208.10
  5. Step 5: Solve for x
    x = 1,009,584,208.10/35,570.72
  6. Step 6: Final answer
    x = 28,382.45

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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.