Home / 27,489.68-37,935.60-14,914.16

Finding the Fourth Proportional to 27,489.68, 37,935.60 and 14,914.16

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Solution

The fourth proportional to 27,489.68, 37,935.60 and 14,914.16 is: 20,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.68 : 37,935.60 = 14,914.16 : x
  2. Step 2: Convert to fraction form
    27,489.68/37,935.60 = 14,914.16/x
  3. Step 3: Cross multiply
    27,489.68x = 37,935.60 × 14,914.16
  4. Step 4: Simplify right side
    27,489.68x = 565,777,608.10
  5. Step 5: Solve for x
    x = 565,777,608.10/27,489.68
  6. Step 6: Final answer
    x = 20,581.45

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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.