Home / 12,925.44-19,417.32-7,734.96

Finding the Fourth Proportional to 12,925.44, 19,417.32 and 7,734.96

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Solution

The fourth proportional to 12,925.44, 19,417.32 and 7,734.96 is: 11,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.44 : 19,417.32 = 7,734.96 : x
  2. Step 2: Convert to fraction form
    12,925.44/19,417.32 = 7,734.96/x
  3. Step 3: Cross multiply
    12,925.44x = 19,417.32 × 7,734.96
  4. Step 4: Simplify right side
    12,925.44x = 150,192,193.51
  5. Step 5: Solve for x
    x = 150,192,193.51/12,925.44
  6. Step 6: Final answer
    x = 11,619.89

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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.