Home / 56,093.40-84,115.49-21,008.45

Finding the Fourth Proportional to 56,093.40, 84,115.49 and 21,008.45

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Solution

The fourth proportional to 56,093.40, 84,115.49 and 21,008.45 is: 31,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,093.40 : 84,115.49 = 21,008.45 : x
  2. Step 2: Convert to fraction form
    56,093.40/84,115.49 = 21,008.45/x
  3. Step 3: Cross multiply
    56,093.40x = 84,115.49 × 21,008.45
  4. Step 4: Simplify right side
    56,093.40x = 1,767,135,540.27
  5. Step 5: Solve for x
    x = 1,767,135,540.27/56,093.40
  6. Step 6: Final answer
    x = 31,503.45

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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.