Home / 56,254.12-84,381.62-16,811.57

Finding the Fourth Proportional to 56,254.12, 84,381.62 and 16,811.57

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Solution

The fourth proportional to 56,254.12, 84,381.62 and 16,811.57 is: 25,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,254.12 : 84,381.62 = 16,811.57 : x
  2. Step 2: Convert to fraction form
    56,254.12/84,381.62 = 16,811.57/x
  3. Step 3: Cross multiply
    56,254.12x = 84,381.62 × 16,811.57
  4. Step 4: Simplify right side
    56,254.12x = 1,418,587,638.24
  5. Step 5: Solve for x
    x = 1,418,587,638.24/56,254.12
  6. Step 6: Final answer
    x = 25,217.49

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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.