Home / 19,160.46-28,699.38-10,376.82

Finding the Fourth Proportional to 19,160.46, 28,699.38 and 10,376.82

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Solution

The fourth proportional to 19,160.46, 28,699.38 and 10,376.82 is: 15,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.46 : 28,699.38 = 10,376.82 : x
  2. Step 2: Convert to fraction form
    19,160.46/28,699.38 = 10,376.82/x
  3. Step 3: Cross multiply
    19,160.46x = 28,699.38 × 10,376.82
  4. Step 4: Simplify right side
    19,160.46x = 297,808,300.37
  5. Step 5: Solve for x
    x = 297,808,300.37/19,160.46
  6. Step 6: Final answer
    x = 15,542.86

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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.