Home / 34,430.13-51,647.54-11,055.15

Finding the Fourth Proportional to 34,430.13, 51,647.54 and 11,055.15

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Solution

The fourth proportional to 34,430.13, 51,647.54 and 11,055.15 is: 16,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,430.13 : 51,647.54 = 11,055.15 : x
  2. Step 2: Convert to fraction form
    34,430.13/51,647.54 = 11,055.15/x
  3. Step 3: Cross multiply
    34,430.13x = 51,647.54 × 11,055.15
  4. Step 4: Simplify right side
    34,430.13x = 570,971,246.56
  5. Step 5: Solve for x
    x = 570,971,246.56/34,430.13
  6. Step 6: Final answer
    x = 16,583.48

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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.