Home / 19,485.31-29,216.26-7,624.94

Finding the Fourth Proportional to 19,485.31, 29,216.26 and 7,624.94

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Solution

The fourth proportional to 19,485.31, 29,216.26 and 7,624.94 is: 11,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485.31 : 29,216.26 = 7,624.94 : x
  2. Step 2: Convert to fraction form
    19,485.31/29,216.26 = 7,624.94/x
  3. Step 3: Cross multiply
    19,485.31x = 29,216.26 × 7,624.94
  4. Step 4: Simplify right side
    19,485.31x = 222,772,184.06
  5. Step 5: Solve for x
    x = 222,772,184.06/19,485.31
  6. Step 6: Final answer
    x = 11,432.83

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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.