Home / 28,603.48-42,858.36-27,510

Finding the Fourth Proportional to 28,603.48, 42,858.36 and 27,510

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Solution

The fourth proportional to 28,603.48, 42,858.36 and 27,510 is: 41,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,603.48 : 42,858.36 = 27,510 : x
  2. Step 2: Convert to fraction form
    28,603.48/42,858.36 = 27,510/x
  3. Step 3: Cross multiply
    28,603.48x = 42,858.36 × 27,510
  4. Step 4: Simplify right side
    28,603.48x = 1,179,033,483.60
  5. Step 5: Solve for x
    x = 1,179,033,483.60/28,603.48
  6. Step 6: Final answer
    x = 41,219.93

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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.