Home / 37,156.03-55,722.33-12,190.26

Finding the Fourth Proportional to 37,156.03, 55,722.33 and 12,190.26

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Solution

The fourth proportional to 37,156.03, 55,722.33 and 12,190.26 is: 18,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,156.03 : 55,722.33 = 12,190.26 : x
  2. Step 2: Convert to fraction form
    37,156.03/55,722.33 = 12,190.26/x
  3. Step 3: Cross multiply
    37,156.03x = 55,722.33 × 12,190.26
  4. Step 4: Simplify right side
    37,156.03x = 679,269,690.51
  5. Step 5: Solve for x
    x = 679,269,690.51/37,156.03
  6. Step 6: Final answer
    x = 18,281.55

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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.