Home / 32,821.80-49,232.70-19,667.40

Finding the Fourth Proportional to 32,821.80, 49,232.70 and 19,667.40

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Solution

The fourth proportional to 32,821.80, 49,232.70 and 19,667.40 is: 29,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,821.80 : 49,232.70 = 19,667.40 : x
  2. Step 2: Convert to fraction form
    32,821.80/49,232.70 = 19,667.40/x
  3. Step 3: Cross multiply
    32,821.80x = 49,232.70 × 19,667.40
  4. Step 4: Simplify right side
    32,821.80x = 968,279,203.98
  5. Step 5: Solve for x
    x = 968,279,203.98/32,821.80
  6. Step 6: Final answer
    x = 29,501.10

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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.