Home / 29,429.20-44,139.08-12,784.76

Finding the Fourth Proportional to 29,429.20, 44,139.08 and 12,784.76

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Solution

The fourth proportional to 29,429.20, 44,139.08 and 12,784.76 is: 19,175.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429.20 : 44,139.08 = 12,784.76 : x
  2. Step 2: Convert to fraction form
    29,429.20/44,139.08 = 12,784.76/x
  3. Step 3: Cross multiply
    29,429.20x = 44,139.08 × 12,784.76
  4. Step 4: Simplify right side
    29,429.20x = 564,307,544.42
  5. Step 5: Solve for x
    x = 564,307,544.42/29,429.20
  6. Step 6: Final answer
    x = 19,175.09

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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.