Home / 25,348.74-34,980.62-14,018.86

Finding the Fourth Proportional to 25,348.74, 34,980.62 and 14,018.86

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Solution

The fourth proportional to 25,348.74, 34,980.62 and 14,018.86 is: 19,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.74 : 34,980.62 = 14,018.86 : x
  2. Step 2: Convert to fraction form
    25,348.74/34,980.62 = 14,018.86/x
  3. Step 3: Cross multiply
    25,348.74x = 34,980.62 × 14,018.86
  4. Step 4: Simplify right side
    25,348.74x = 490,388,414.49
  5. Step 5: Solve for x
    x = 490,388,414.49/25,348.74
  6. Step 6: Final answer
    x = 19,345.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.