Home / 30,886.36-42,624.03-17,457.34

Finding the Fourth Proportional to 30,886.36, 42,624.03 and 17,457.34

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Solution

The fourth proportional to 30,886.36, 42,624.03 and 17,457.34 is: 24,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886.36 : 42,624.03 = 17,457.34 : x
  2. Step 2: Convert to fraction form
    30,886.36/42,624.03 = 17,457.34/x
  3. Step 3: Cross multiply
    30,886.36x = 42,624.03 × 17,457.34
  4. Step 4: Simplify right side
    30,886.36x = 744,102,183.88
  5. Step 5: Solve for x
    x = 744,102,183.88/30,886.36
  6. Step 6: Final answer
    x = 24,091.61

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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.