Home / 27,028.60-40,543.81-7,307.32

Finding the Fourth Proportional to 27,028.60, 40,543.81 and 7,307.32

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Solution

The fourth proportional to 27,028.60, 40,543.81 and 7,307.32 is: 10,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,028.60 : 40,543.81 = 7,307.32 : x
  2. Step 2: Convert to fraction form
    27,028.60/40,543.81 = 7,307.32/x
  3. Step 3: Cross multiply
    27,028.60x = 40,543.81 × 7,307.32
  4. Step 4: Simplify right side
    27,028.60x = 296,266,593.69
  5. Step 5: Solve for x
    x = 296,266,593.69/27,028.60
  6. Step 6: Final answer
    x = 10,961.23

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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.