Home / 28,190.63-38,921.01-17,595.83

Finding the Fourth Proportional to 28,190.63, 38,921.01 and 17,595.83

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Solution

The fourth proportional to 28,190.63, 38,921.01 and 17,595.83 is: 24,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,190.63 : 38,921.01 = 17,595.83 : x
  2. Step 2: Convert to fraction form
    28,190.63/38,921.01 = 17,595.83/x
  3. Step 3: Cross multiply
    28,190.63x = 38,921.01 × 17,595.83
  4. Step 4: Simplify right side
    28,190.63x = 684,847,506.71
  5. Step 5: Solve for x
    x = 684,847,506.71/28,190.63
  6. Step 6: Final answer
    x = 24,293.44

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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.