Home / 13,080.91-19,624.31-4,761.00

Finding the Fourth Proportional to 13,080.91, 19,624.31 and 4,761.00

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Solution

The fourth proportional to 13,080.91, 19,624.31 and 4,761.00 is: 7,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080.91 : 19,624.31 = 4,761.00 : x
  2. Step 2: Convert to fraction form
    13,080.91/19,624.31 = 4,761.00/x
  3. Step 3: Cross multiply
    13,080.91x = 19,624.31 × 4,761.00
  4. Step 4: Simplify right side
    13,080.91x = 93,431,269.99
  5. Step 5: Solve for x
    x = 93,431,269.99/13,080.91
  6. Step 6: Final answer
    x = 7,142.57

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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.