Home / 29,018.83-43,528.23-19,155.79

Finding the Fourth Proportional to 29,018.83, 43,528.23 and 19,155.79

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Solution

The fourth proportional to 29,018.83, 43,528.23 and 19,155.79 is: 28,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,018.83 : 43,528.23 = 19,155.79 : x
  2. Step 2: Convert to fraction form
    29,018.83/43,528.23 = 19,155.79/x
  3. Step 3: Cross multiply
    29,018.83x = 43,528.23 × 19,155.79
  4. Step 4: Simplify right side
    29,018.83x = 833,817,632.95
  5. Step 5: Solve for x
    x = 833,817,632.95/29,018.83
  6. Step 6: Final answer
    x = 28,733.68

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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.