Home / 12,852.28-17,607.35-12,372.58

Finding the Fourth Proportional to 12,852.28, 17,607.35 and 12,372.58

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Solution

The fourth proportional to 12,852.28, 17,607.35 and 12,372.58 is: 16,950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.28 : 17,607.35 = 12,372.58 : x
  2. Step 2: Convert to fraction form
    12,852.28/17,607.35 = 12,372.58/x
  3. Step 3: Cross multiply
    12,852.28x = 17,607.35 × 12,372.58
  4. Step 4: Simplify right side
    12,852.28x = 217,848,346.46
  5. Step 5: Solve for x
    x = 217,848,346.46/12,852.28
  6. Step 6: Final answer
    x = 16,950.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.