Home / 19,537.07-29,327.48-12,976.07

Finding the Fourth Proportional to 19,537.07, 29,327.48 and 12,976.07

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Solution

The fourth proportional to 19,537.07, 29,327.48 and 12,976.07 is: 19,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.07 : 29,327.48 = 12,976.07 : x
  2. Step 2: Convert to fraction form
    19,537.07/29,327.48 = 12,976.07/x
  3. Step 3: Cross multiply
    19,537.07x = 29,327.48 × 12,976.07
  4. Step 4: Simplify right side
    19,537.07x = 380,555,331.86
  5. Step 5: Solve for x
    x = 380,555,331.86/19,537.07
  6. Step 6: Final answer
    x = 19,478.63

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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.