Home / 18,386.57-27,576.23-5,056.13

Finding the Fourth Proportional to 18,386.57, 27,576.23 and 5,056.13

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Solution

The fourth proportional to 18,386.57, 27,576.23 and 5,056.13 is: 7,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.57 : 27,576.23 = 5,056.13 : x
  2. Step 2: Convert to fraction form
    18,386.57/27,576.23 = 5,056.13/x
  3. Step 3: Cross multiply
    18,386.57x = 27,576.23 × 5,056.13
  4. Step 4: Simplify right side
    18,386.57x = 139,429,003.79
  5. Step 5: Solve for x
    x = 139,429,003.79/18,386.57
  6. Step 6: Final answer
    x = 7,583.20

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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.