Home / 40,927.67-61,391.52-18,412.05

Finding the Fourth Proportional to 40,927.67, 61,391.52 and 18,412.05

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Solution

The fourth proportional to 40,927.67, 61,391.52 and 18,412.05 is: 27,618.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,927.67 : 61,391.52 = 18,412.05 : x
  2. Step 2: Convert to fraction form
    40,927.67/61,391.52 = 18,412.05/x
  3. Step 3: Cross multiply
    40,927.67x = 61,391.52 × 18,412.05
  4. Step 4: Simplify right side
    40,927.67x = 1,130,343,471.08
  5. Step 5: Solve for x
    x = 1,130,343,471.08/40,927.67
  6. Step 6: Final answer
    x = 27,618.08

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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.