Home / 62,428.74-93,629.16-18,045.60

Finding the Fourth Proportional to 62,428.74, 93,629.16 and 18,045.60

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Solution

The fourth proportional to 62,428.74, 93,629.16 and 18,045.60 is: 27,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.74 : 93,629.16 = 18,045.60 : x
  2. Step 2: Convert to fraction form
    62,428.74/93,629.16 = 18,045.60/x
  3. Step 3: Cross multiply
    62,428.74x = 93,629.16 × 18,045.60
  4. Step 4: Simplify right side
    62,428.74x = 1,689,594,369.70
  5. Step 5: Solve for x
    x = 1,689,594,369.70/62,428.74
  6. Step 6: Final answer
    x = 27,064.37

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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.