Home / 37,920.42-56,871.36-11,260.89

Finding the Fourth Proportional to 37,920.42, 56,871.36 and 11,260.89

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Solution

The fourth proportional to 37,920.42, 56,871.36 and 11,260.89 is: 16,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.42 : 56,871.36 = 11,260.89 : x
  2. Step 2: Convert to fraction form
    37,920.42/56,871.36 = 11,260.89/x
  3. Step 3: Cross multiply
    37,920.42x = 56,871.36 × 11,260.89
  4. Step 4: Simplify right side
    37,920.42x = 640,422,129.11
  5. Step 5: Solve for x
    x = 640,422,129.11/37,920.42
  6. Step 6: Final answer
    x = 16,888.58

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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.