Home / 28,904.76-43,363.18-16,430.52

Finding the Fourth Proportional to 28,904.76, 43,363.18 and 16,430.52

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Solution

The fourth proportional to 28,904.76, 43,363.18 and 16,430.52 is: 24,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.76 : 43,363.18 = 16,430.52 : x
  2. Step 2: Convert to fraction form
    28,904.76/43,363.18 = 16,430.52/x
  3. Step 3: Cross multiply
    28,904.76x = 43,363.18 × 16,430.52
  4. Step 4: Simplify right side
    28,904.76x = 712,479,596.25
  5. Step 5: Solve for x
    x = 712,479,596.25/28,904.76
  6. Step 6: Final answer
    x = 24,649.21

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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.