Home / 28,848.69-43,291.26-11,318.13

Finding the Fourth Proportional to 28,848.69, 43,291.26 and 11,318.13

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Solution

The fourth proportional to 28,848.69, 43,291.26 and 11,318.13 is: 16,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.69 : 43,291.26 = 11,318.13 : x
  2. Step 2: Convert to fraction form
    28,848.69/43,291.26 = 11,318.13/x
  3. Step 3: Cross multiply
    28,848.69x = 43,291.26 × 11,318.13
  4. Step 4: Simplify right side
    28,848.69x = 489,976,108.54
  5. Step 5: Solve for x
    x = 489,976,108.54/28,848.69
  6. Step 6: Final answer
    x = 16,984.35

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1.5x scale

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.