Home / 37,262.19-55,895.88-12,319.79

Finding the Fourth Proportional to 37,262.19, 55,895.88 and 12,319.79

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Solution

The fourth proportional to 37,262.19, 55,895.88 and 12,319.79 is: 18,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,262.19 : 55,895.88 = 12,319.79 : x
  2. Step 2: Convert to fraction form
    37,262.19/55,895.88 = 12,319.79/x
  3. Step 3: Cross multiply
    37,262.19x = 55,895.88 × 12,319.79
  4. Step 4: Simplify right side
    37,262.19x = 688,625,441.87
  5. Step 5: Solve for x
    x = 688,625,441.87/37,262.19
  6. Step 6: Final answer
    x = 18,480.54

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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.