Home / 61,022.24-91,515.69-18,325.95

Finding the Fourth Proportional to 61,022.24, 91,515.69 and 18,325.95

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Solution

The fourth proportional to 61,022.24, 91,515.69 and 18,325.95 is: 27,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,022.24 : 91,515.69 = 18,325.95 : x
  2. Step 2: Convert to fraction form
    61,022.24/91,515.69 = 18,325.95/x
  3. Step 3: Cross multiply
    61,022.24x = 91,515.69 × 18,325.95
  4. Step 4: Simplify right side
    61,022.24x = 1,677,111,959.16
  5. Step 5: Solve for x
    x = 1,677,111,959.16/61,022.24
  6. Step 6: Final answer
    x = 27,483.62

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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.