Home / 27,916.12-41,883.90-13,136.32

Finding the Fourth Proportional to 27,916.12, 41,883.90 and 13,136.32

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Solution

The fourth proportional to 27,916.12, 41,883.90 and 13,136.32 is: 19,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.12 : 41,883.90 = 13,136.32 : x
  2. Step 2: Convert to fraction form
    27,916.12/41,883.90 = 13,136.32/x
  3. Step 3: Cross multiply
    27,916.12x = 41,883.90 × 13,136.32
  4. Step 4: Simplify right side
    27,916.12x = 550,200,313.25
  5. Step 5: Solve for x
    x = 550,200,313.25/27,916.12
  6. Step 6: Final answer
    x = 19,709.05

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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.