Home / 37,440.36-51,667.38-20,673

Finding the Fourth Proportional to 37,440.36, 51,667.38 and 20,673

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Solution

The fourth proportional to 37,440.36, 51,667.38 and 20,673 is: 28,528.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,440.36 : 51,667.38 = 20,673 : x
  2. Step 2: Convert to fraction form
    37,440.36/51,667.38 = 20,673/x
  3. Step 3: Cross multiply
    37,440.36x = 51,667.38 × 20,673
  4. Step 4: Simplify right side
    37,440.36x = 1,068,119,746.74
  5. Step 5: Solve for x
    x = 1,068,119,746.74/37,440.36
  6. Step 6: Final answer
    x = 28,528.57

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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.