Home / 48,271.41-66,662.70-39,802.25

Finding the Fourth Proportional to 48,271.41, 66,662.70 and 39,802.25

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Solution

The fourth proportional to 48,271.41, 66,662.70 and 39,802.25 is: 54,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271.41 : 66,662.70 = 39,802.25 : x
  2. Step 2: Convert to fraction form
    48,271.41/66,662.70 = 39,802.25/x
  3. Step 3: Cross multiply
    48,271.41x = 66,662.70 × 39,802.25
  4. Step 4: Simplify right side
    48,271.41x = 2,653,325,468.47
  5. Step 5: Solve for x
    x = 2,653,325,468.47/48,271.41
  6. Step 6: Final answer
    x = 54,966.81

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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.