Home / 12,455.46-18,690.66-5,059.35

Finding the Fourth Proportional to 12,455.46, 18,690.66 and 5,059.35

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Solution

The fourth proportional to 12,455.46, 18,690.66 and 5,059.35 is: 7,592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455.46 : 18,690.66 = 5,059.35 : x
  2. Step 2: Convert to fraction form
    12,455.46/18,690.66 = 5,059.35/x
  3. Step 3: Cross multiply
    12,455.46x = 18,690.66 × 5,059.35
  4. Step 4: Simplify right side
    12,455.46x = 94,562,590.67
  5. Step 5: Solve for x
    x = 94,562,590.67/12,455.46
  6. Step 6: Final answer
    x = 7,592.06

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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.