Home / 28,994.33-43,417.65-19,103.63

Finding the Fourth Proportional to 28,994.33, 43,417.65 and 19,103.63

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Solution

The fourth proportional to 28,994.33, 43,417.65 and 19,103.63 is: 28,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.33 : 43,417.65 = 19,103.63 : x
  2. Step 2: Convert to fraction form
    28,994.33/43,417.65 = 19,103.63/x
  3. Step 3: Cross multiply
    28,994.33x = 43,417.65 × 19,103.63
  4. Step 4: Simplify right side
    28,994.33x = 829,434,901.25
  5. Step 5: Solve for x
    x = 829,434,901.25/28,994.33
  6. Step 6: Final answer
    x = 28,606.79

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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.