Home / 27,430.31-41,145.47-6,653.63

Finding the Fourth Proportional to 27,430.31, 41,145.47 and 6,653.63

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Solution

The fourth proportional to 27,430.31, 41,145.47 and 6,653.63 is: 9,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,430.31 : 41,145.47 = 6,653.63 : x
  2. Step 2: Convert to fraction form
    27,430.31/41,145.47 = 6,653.63/x
  3. Step 3: Cross multiply
    27,430.31x = 41,145.47 × 6,653.63
  4. Step 4: Simplify right side
    27,430.31x = 273,766,494.56
  5. Step 5: Solve for x
    x = 273,766,494.56/27,430.31
  6. Step 6: Final answer
    x = 9,980.44

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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.