Home / 19,270.96-28,892.42-13,015.46

Finding the Fourth Proportional to 19,270.96, 28,892.42 and 13,015.46

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Solution

The fourth proportional to 19,270.96, 28,892.42 and 13,015.46 is: 19,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.96 : 28,892.42 = 13,015.46 : x
  2. Step 2: Convert to fraction form
    19,270.96/28,892.42 = 13,015.46/x
  3. Step 3: Cross multiply
    19,270.96x = 28,892.42 × 13,015.46
  4. Step 4: Simplify right side
    19,270.96x = 376,048,071.74
  5. Step 5: Solve for x
    x = 376,048,071.74/19,270.96
  6. Step 6: Final answer
    x = 19,513.72

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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.