Home / 18,303.86-27,457.81-5,820.96

Finding the Fourth Proportional to 18,303.86, 27,457.81 and 5,820.96

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Solution

The fourth proportional to 18,303.86, 27,457.81 and 5,820.96 is: 8,732.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.86 : 27,457.81 = 5,820.96 : x
  2. Step 2: Convert to fraction form
    18,303.86/27,457.81 = 5,820.96/x
  3. Step 3: Cross multiply
    18,303.86x = 27,457.81 × 5,820.96
  4. Step 4: Simplify right side
    18,303.86x = 159,830,853.24
  5. Step 5: Solve for x
    x = 159,830,853.24/18,303.86
  6. Step 6: Final answer
    x = 8,732.09

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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.