Home / 29,302.83-40,437.74-15,874.34

Finding the Fourth Proportional to 29,302.83, 40,437.74 and 15,874.34

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Solution

The fourth proportional to 29,302.83, 40,437.74 and 15,874.34 is: 21,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302.83 : 40,437.74 = 15,874.34 : x
  2. Step 2: Convert to fraction form
    29,302.83/40,437.74 = 15,874.34/x
  3. Step 3: Cross multiply
    29,302.83x = 40,437.74 × 15,874.34
  4. Step 4: Simplify right side
    29,302.83x = 641,922,354.22
  5. Step 5: Solve for x
    x = 641,922,354.22/29,302.83
  6. Step 6: Final answer
    x = 21,906.50

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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.