Home / 31,762.22-43,830.96-18,333.02

Finding the Fourth Proportional to 31,762.22, 43,830.96 and 18,333.02

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Solution

The fourth proportional to 31,762.22, 43,830.96 and 18,333.02 is: 25,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.22 : 43,830.96 = 18,333.02 : x
  2. Step 2: Convert to fraction form
    31,762.22/43,830.96 = 18,333.02/x
  3. Step 3: Cross multiply
    31,762.22x = 43,830.96 × 18,333.02
  4. Step 4: Simplify right side
    31,762.22x = 803,553,647.14
  5. Step 5: Solve for x
    x = 803,553,647.14/31,762.22
  6. Step 6: Final answer
    x = 25,299.04

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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.