Home / 42,999.61-64,494.55-14,914.48

Finding the Fourth Proportional to 42,999.61, 64,494.55 and 14,914.48

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Solution

The fourth proportional to 42,999.61, 64,494.55 and 14,914.48 is: 22,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,999.61 : 64,494.55 = 14,914.48 : x
  2. Step 2: Convert to fraction form
    42,999.61/64,494.55 = 14,914.48/x
  3. Step 3: Cross multiply
    42,999.61x = 64,494.55 × 14,914.48
  4. Step 4: Simplify right side
    42,999.61x = 961,902,676.08
  5. Step 5: Solve for x
    x = 961,902,676.08/42,999.61
  6. Step 6: Final answer
    x = 22,370.03

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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.