Home / 56,446.36-84,670.74-19,007.56

Finding the Fourth Proportional to 56,446.36, 84,670.74 and 19,007.56

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Solution

The fourth proportional to 56,446.36, 84,670.74 and 19,007.56 is: 28,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,446.36 : 84,670.74 = 19,007.56 : x
  2. Step 2: Convert to fraction form
    56,446.36/84,670.74 = 19,007.56/x
  3. Step 3: Cross multiply
    56,446.36x = 84,670.74 × 19,007.56
  4. Step 4: Simplify right side
    56,446.36x = 1,609,384,170.79
  5. Step 5: Solve for x
    x = 1,609,384,170.79/56,446.36
  6. Step 6: Final answer
    x = 28,511.74

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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.