Home / 29,575.85-40,814.14-16,828.76

Finding the Fourth Proportional to 29,575.85, 40,814.14 and 16,828.76

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Solution

The fourth proportional to 29,575.85, 40,814.14 and 16,828.76 is: 23,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,575.85 : 40,814.14 = 16,828.76 : x
  2. Step 2: Convert to fraction form
    29,575.85/40,814.14 = 16,828.76/x
  3. Step 3: Cross multiply
    29,575.85x = 40,814.14 × 16,828.76
  4. Step 4: Simplify right side
    29,575.85x = 686,851,078.45
  5. Step 5: Solve for x
    x = 686,851,078.45/29,575.85
  6. Step 6: Final answer
    x = 23,223.38

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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.