Home / 12,317.52-18,485.19-4,924.04

Finding the Fourth Proportional to 12,317.52, 18,485.19 and 4,924.04

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Solution

The fourth proportional to 12,317.52, 18,485.19 and 4,924.04 is: 7,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.52 : 18,485.19 = 4,924.04 : x
  2. Step 2: Convert to fraction form
    12,317.52/18,485.19 = 4,924.04/x
  3. Step 3: Cross multiply
    12,317.52x = 18,485.19 × 4,924.04
  4. Step 4: Simplify right side
    12,317.52x = 91,021,812.67
  5. Step 5: Solve for x
    x = 91,021,812.67/12,317.52
  6. Step 6: Final answer
    x = 7,389.62

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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.