Home / 13,018.54-19,528.05-4,699.18

Finding the Fourth Proportional to 13,018.54, 19,528.05 and 4,699.18

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Solution

The fourth proportional to 13,018.54, 19,528.05 and 4,699.18 is: 7,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018.54 : 19,528.05 = 4,699.18 : x
  2. Step 2: Convert to fraction form
    13,018.54/19,528.05 = 4,699.18/x
  3. Step 3: Cross multiply
    13,018.54x = 19,528.05 × 4,699.18
  4. Step 4: Simplify right side
    13,018.54x = 91,765,822.00
  5. Step 5: Solve for x
    x = 91,765,822.00/13,018.54
  6. Step 6: Final answer
    x = 7,048.86

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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.