Home / 37,315.45-51,495.24-20,319.43

Finding the Fourth Proportional to 37,315.45, 51,495.24 and 20,319.43

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Solution

The fourth proportional to 37,315.45, 51,495.24 and 20,319.43 is: 28,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,315.45 : 51,495.24 = 20,319.43 : x
  2. Step 2: Convert to fraction form
    37,315.45/51,495.24 = 20,319.43/x
  3. Step 3: Cross multiply
    37,315.45x = 51,495.24 × 20,319.43
  4. Step 4: Simplify right side
    37,315.45x = 1,046,353,924.51
  5. Step 5: Solve for x
    x = 1,046,353,924.51/37,315.45
  6. Step 6: Final answer
    x = 28,040.77

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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.