Home / 15,182.84-20,944.35-12,353.37

Finding the Fourth Proportional to 15,182.84, 20,944.35 and 12,353.37

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Solution

The fourth proportional to 15,182.84, 20,944.35 and 12,353.37 is: 17,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182.84 : 20,944.35 = 12,353.37 : x
  2. Step 2: Convert to fraction form
    15,182.84/20,944.35 = 12,353.37/x
  3. Step 3: Cross multiply
    15,182.84x = 20,944.35 × 12,353.37
  4. Step 4: Simplify right side
    15,182.84x = 258,733,304.96
  5. Step 5: Solve for x
    x = 258,733,304.96/15,182.84
  6. Step 6: Final answer
    x = 17,041.17

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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.