Home / 39,303.26-58,915.49-18,258.09

Finding the Fourth Proportional to 39,303.26, 58,915.49 and 18,258.09

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Solution

The fourth proportional to 39,303.26, 58,915.49 and 18,258.09 is: 27,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,303.26 : 58,915.49 = 18,258.09 : x
  2. Step 2: Convert to fraction form
    39,303.26/58,915.49 = 18,258.09/x
  3. Step 3: Cross multiply
    39,303.26x = 58,915.49 × 18,258.09
  4. Step 4: Simplify right side
    39,303.26x = 1,075,684,227.52
  5. Step 5: Solve for x
    x = 1,075,684,227.52/39,303.26
  6. Step 6: Final answer
    x = 27,368.83

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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.