Home / 30,235.32-41,731.74-17,667.36

Finding the Fourth Proportional to 30,235.32, 41,731.74 and 17,667.36

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Solution

The fourth proportional to 30,235.32, 41,731.74 and 17,667.36 is: 24,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235.32 : 41,731.74 = 17,667.36 : x
  2. Step 2: Convert to fraction form
    30,235.32/41,731.74 = 17,667.36/x
  3. Step 3: Cross multiply
    30,235.32x = 41,731.74 × 17,667.36
  4. Step 4: Simplify right side
    30,235.32x = 737,289,674.01
  5. Step 5: Solve for x
    x = 737,289,674.01/30,235.32
  6. Step 6: Final answer
    x = 24,385.05

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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.