Home / 51,860.44-77,802.36-15,840.12

Finding the Fourth Proportional to 51,860.44, 77,802.36 and 15,840.12

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Solution

The fourth proportional to 51,860.44, 77,802.36 and 15,840.12 is: 23,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,860.44 : 77,802.36 = 15,840.12 : x
  2. Step 2: Convert to fraction form
    51,860.44/77,802.36 = 15,840.12/x
  3. Step 3: Cross multiply
    51,860.44x = 77,802.36 × 15,840.12
  4. Step 4: Simplify right side
    51,860.44x = 1,232,398,513.40
  5. Step 5: Solve for x
    x = 1,232,398,513.40/51,860.44
  6. Step 6: Final answer
    x = 23,763.75

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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.