Home / 54,948.44-75,830.64-35,840.72

Finding the Fourth Proportional to 54,948.44, 75,830.64 and 35,840.72

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Solution

The fourth proportional to 54,948.44, 75,830.64 and 35,840.72 is: 49,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,948.44 : 75,830.64 = 35,840.72 : x
  2. Step 2: Convert to fraction form
    54,948.44/75,830.64 = 35,840.72/x
  3. Step 3: Cross multiply
    54,948.44x = 75,830.64 × 35,840.72
  4. Step 4: Simplify right side
    54,948.44x = 2,717,824,735.66
  5. Step 5: Solve for x
    x = 2,717,824,735.66/54,948.44
  6. Step 6: Final answer
    x = 49,461.36

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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.