Home / 41,968.95-62,938.76-12,378.93

Finding the Fourth Proportional to 41,968.95, 62,938.76 and 12,378.93

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Solution

The fourth proportional to 41,968.95, 62,938.76 and 12,378.93 is: 18,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,968.95 : 62,938.76 = 12,378.93 : x
  2. Step 2: Convert to fraction form
    41,968.95/62,938.76 = 12,378.93/x
  3. Step 3: Cross multiply
    41,968.95x = 62,938.76 × 12,378.93
  4. Step 4: Simplify right side
    41,968.95x = 779,114,442.43
  5. Step 5: Solve for x
    x = 779,114,442.43/41,968.95
  6. Step 6: Final answer
    x = 18,564.07

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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.