Home / 27,470.63-37,898.75-17,921.75

Finding the Fourth Proportional to 27,470.63, 37,898.75 and 17,921.75

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Solution

The fourth proportional to 27,470.63, 37,898.75 and 17,921.75 is: 24,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470.63 : 37,898.75 = 17,921.75 : x
  2. Step 2: Convert to fraction form
    27,470.63/37,898.75 = 17,921.75/x
  3. Step 3: Cross multiply
    27,470.63x = 37,898.75 × 17,921.75
  4. Step 4: Simplify right side
    27,470.63x = 679,211,778.12
  5. Step 5: Solve for x
    x = 679,211,778.12/27,470.63
  6. Step 6: Final answer
    x = 24,725.01

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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.