Home / 29,387.20-44,109.60-14,612.80

Finding the Fourth Proportional to 29,387.20, 44,109.60 and 14,612.80

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Solution

The fourth proportional to 29,387.20, 44,109.60 and 14,612.80 is: 21,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.20 : 44,109.60 = 14,612.80 : x
  2. Step 2: Convert to fraction form
    29,387.20/44,109.60 = 14,612.80/x
  3. Step 3: Cross multiply
    29,387.20x = 44,109.60 × 14,612.80
  4. Step 4: Simplify right side
    29,387.20x = 644,564,762.88
  5. Step 5: Solve for x
    x = 644,564,762.88/29,387.20
  6. Step 6: Final answer
    x = 21,933.52

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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.