Home / 27,924.09-38,541.33-17,178.21

Finding the Fourth Proportional to 27,924.09, 38,541.33 and 17,178.21

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Solution

The fourth proportional to 27,924.09, 38,541.33 and 17,178.21 is: 23,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924.09 : 38,541.33 = 17,178.21 : x
  2. Step 2: Convert to fraction form
    27,924.09/38,541.33 = 17,178.21/x
  3. Step 3: Cross multiply
    27,924.09x = 38,541.33 × 17,178.21
  4. Step 4: Simplify right side
    27,924.09x = 662,071,060.42
  5. Step 5: Solve for x
    x = 662,071,060.42/27,924.09
  6. Step 6: Final answer
    x = 23,709.67

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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.