Home / 29,063.10-43,509.60-21,700.20

Finding the Fourth Proportional to 29,063.10, 43,509.60 and 21,700.20

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Solution

The fourth proportional to 29,063.10, 43,509.60 and 21,700.20 is: 32,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,063.10 : 43,509.60 = 21,700.20 : x
  2. Step 2: Convert to fraction form
    29,063.10/43,509.60 = 21,700.20/x
  3. Step 3: Cross multiply
    29,063.10x = 43,509.60 × 21,700.20
  4. Step 4: Simplify right side
    29,063.10x = 944,167,021.92
  5. Step 5: Solve for x
    x = 944,167,021.92/29,063.10
  6. Step 6: Final answer
    x = 32,486.80

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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.