Home / 37,215.01-55,830.39-10,917.55

Finding the Fourth Proportional to 37,215.01, 55,830.39 and 10,917.55

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Solution

The fourth proportional to 37,215.01, 55,830.39 and 10,917.55 is: 16,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,215.01 : 55,830.39 = 10,917.55 : x
  2. Step 2: Convert to fraction form
    37,215.01/55,830.39 = 10,917.55/x
  3. Step 3: Cross multiply
    37,215.01x = 55,830.39 × 10,917.55
  4. Step 4: Simplify right side
    37,215.01x = 609,531,074.34
  5. Step 5: Solve for x
    x = 609,531,074.34/37,215.01
  6. Step 6: Final answer
    x = 16,378.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.