Home / 20,036.34-30,056.08-6,709.39

Finding the Fourth Proportional to 20,036.34, 30,056.08 and 6,709.39

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Solution

The fourth proportional to 20,036.34, 30,056.08 and 6,709.39 is: 10,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.34 : 30,056.08 = 6,709.39 : x
  2. Step 2: Convert to fraction form
    20,036.34/30,056.08 = 6,709.39/x
  3. Step 3: Cross multiply
    20,036.34x = 30,056.08 × 6,709.39
  4. Step 4: Simplify right side
    20,036.34x = 201,657,870.68
  5. Step 5: Solve for x
    x = 201,657,870.68/20,036.34
  6. Step 6: Final answer
    x = 10,064.60

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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.