Home / 18,183.16-27,271.64-5,032.45

Finding the Fourth Proportional to 18,183.16, 27,271.64 and 5,032.45

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Solution

The fourth proportional to 18,183.16, 27,271.64 and 5,032.45 is: 7,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.16 : 27,271.64 = 5,032.45 : x
  2. Step 2: Convert to fraction form
    18,183.16/27,271.64 = 5,032.45/x
  3. Step 3: Cross multiply
    18,183.16x = 27,271.64 × 5,032.45
  4. Step 4: Simplify right side
    18,183.16x = 137,243,109.12
  5. Step 5: Solve for x
    x = 137,243,109.12/18,183.16
  6. Step 6: Final answer
    x = 7,547.82

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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.