Home / 50,666.10-76,026.51-21,104.34

Finding the Fourth Proportional to 50,666.10, 76,026.51 and 21,104.34

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Solution

The fourth proportional to 50,666.10, 76,026.51 and 21,104.34 is: 31,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,666.10 : 76,026.51 = 21,104.34 : x
  2. Step 2: Convert to fraction form
    50,666.10/76,026.51 = 21,104.34/x
  3. Step 3: Cross multiply
    50,666.10x = 76,026.51 × 21,104.34
  4. Step 4: Simplify right side
    50,666.10x = 1,604,489,316.05
  5. Step 5: Solve for x
    x = 1,604,489,316.05/50,666.10
  6. Step 6: Final answer
    x = 31,667.91

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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.