Home / 28,879.74-43,241.40-14,999.58

Finding the Fourth Proportional to 28,879.74, 43,241.40 and 14,999.58

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Solution

The fourth proportional to 28,879.74, 43,241.40 and 14,999.58 is: 22,458.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,879.74 : 43,241.40 = 14,999.58 : x
  2. Step 2: Convert to fraction form
    28,879.74/43,241.40 = 14,999.58/x
  3. Step 3: Cross multiply
    28,879.74x = 43,241.40 × 14,999.58
  4. Step 4: Simplify right side
    28,879.74x = 648,602,838.61
  5. Step 5: Solve for x
    x = 648,602,838.61/28,879.74
  6. Step 6: Final answer
    x = 22,458.75

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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.