Home / 36,417.86-54,725.61-19,790.18

Finding the Fourth Proportional to 36,417.86, 54,725.61 and 19,790.18

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Solution

The fourth proportional to 36,417.86, 54,725.61 and 19,790.18 is: 29,738.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.86 : 54,725.61 = 19,790.18 : x
  2. Step 2: Convert to fraction form
    36,417.86/54,725.61 = 19,790.18/x
  3. Step 3: Cross multiply
    36,417.86x = 54,725.61 × 19,790.18
  4. Step 4: Simplify right side
    36,417.86x = 1,083,029,672.51
  5. Step 5: Solve for x
    x = 1,083,029,672.51/36,417.86
  6. Step 6: Final answer
    x = 29,738.97

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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.