Home / 56,408.04-84,601.12-21,350.43

Finding the Fourth Proportional to 56,408.04, 84,601.12 and 21,350.43

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Solution

The fourth proportional to 56,408.04, 84,601.12 and 21,350.43 is: 32,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,408.04 : 84,601.12 = 21,350.43 : x
  2. Step 2: Convert to fraction form
    56,408.04/84,601.12 = 21,350.43/x
  3. Step 3: Cross multiply
    56,408.04x = 84,601.12 × 21,350.43
  4. Step 4: Simplify right side
    56,408.04x = 1,806,270,290.48
  5. Step 5: Solve for x
    x = 1,806,270,290.48/56,408.04
  6. Step 6: Final answer
    x = 32,021.50

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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.