Home / 31,582.99-43,583.37-17,435.53

Finding the Fourth Proportional to 31,582.99, 43,583.37 and 17,435.53

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Solution

The fourth proportional to 31,582.99, 43,583.37 and 17,435.53 is: 24,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,582.99 : 43,583.37 = 17,435.53 : x
  2. Step 2: Convert to fraction form
    31,582.99/43,583.37 = 17,435.53/x
  3. Step 3: Cross multiply
    31,582.99x = 43,583.37 × 17,435.53
  4. Step 4: Simplify right side
    31,582.99x = 759,899,155.14
  5. Step 5: Solve for x
    x = 759,899,155.14/31,582.99
  6. Step 6: Final answer
    x = 24,060.39

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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.