Home / 27,453.23-37,916.58-18,485.16

Finding the Fourth Proportional to 27,453.23, 37,916.58 and 18,485.16

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Solution

The fourth proportional to 27,453.23, 37,916.58 and 18,485.16 is: 25,530.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.23 : 37,916.58 = 18,485.16 : x
  2. Step 2: Convert to fraction form
    27,453.23/37,916.58 = 18,485.16/x
  3. Step 3: Cross multiply
    27,453.23x = 37,916.58 × 18,485.16
  4. Step 4: Simplify right side
    27,453.23x = 700,894,136.38
  5. Step 5: Solve for x
    x = 700,894,136.38/27,453.23
  6. Step 6: Final answer
    x = 25,530.48

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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.