Home / 27,158.25-40,735.55-7,436.99

Finding the Fourth Proportional to 27,158.25, 40,735.55 and 7,436.99

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Solution

The fourth proportional to 27,158.25, 40,735.55 and 7,436.99 is: 11,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158.25 : 40,735.55 = 7,436.99 : x
  2. Step 2: Convert to fraction form
    27,158.25/40,735.55 = 7,436.99/x
  3. Step 3: Cross multiply
    27,158.25x = 40,735.55 × 7,436.99
  4. Step 4: Simplify right side
    27,158.25x = 302,949,637.13
  5. Step 5: Solve for x
    x = 302,949,637.13/27,158.25
  6. Step 6: Final answer
    x = 11,154.98

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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.