Home / 29,820.50-41,152.81-16,392.32

Finding the Fourth Proportional to 29,820.50, 41,152.81 and 16,392.32

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Solution

The fourth proportional to 29,820.50, 41,152.81 and 16,392.32 is: 22,621.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.50 : 41,152.81 = 16,392.32 : x
  2. Step 2: Convert to fraction form
    29,820.50/41,152.81 = 16,392.32/x
  3. Step 3: Cross multiply
    29,820.50x = 41,152.81 × 16,392.32
  4. Step 4: Simplify right side
    29,820.50x = 674,590,200.22
  5. Step 5: Solve for x
    x = 674,590,200.22/29,820.50
  6. Step 6: Final answer
    x = 22,621.69

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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.