Home / 32,421.45-44,752.77-18,997.05

Finding the Fourth Proportional to 32,421.45, 44,752.77 and 18,997.05

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Solution

The fourth proportional to 32,421.45, 44,752.77 and 18,997.05 is: 26,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.45 : 44,752.77 = 18,997.05 : x
  2. Step 2: Convert to fraction form
    32,421.45/44,752.77 = 18,997.05/x
  3. Step 3: Cross multiply
    32,421.45x = 44,752.77 × 18,997.05
  4. Step 4: Simplify right side
    32,421.45x = 850,170,609.33
  5. Step 5: Solve for x
    x = 850,170,609.33/32,421.45
  6. Step 6: Final answer
    x = 26,222.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.