Home / 27,046.37-37,319.43-15,109.81

Finding the Fourth Proportional to 27,046.37, 37,319.43 and 15,109.81

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Solution

The fourth proportional to 27,046.37, 37,319.43 and 15,109.81 is: 20,848.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,046.37 : 37,319.43 = 15,109.81 : x
  2. Step 2: Convert to fraction form
    27,046.37/37,319.43 = 15,109.81/x
  3. Step 3: Cross multiply
    27,046.37x = 37,319.43 × 15,109.81
  4. Step 4: Simplify right side
    27,046.37x = 563,889,459.97
  5. Step 5: Solve for x
    x = 563,889,459.97/27,046.37
  6. Step 6: Final answer
    x = 20,848.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.