Home / 29,676.85-40,955.09-16,248.21

Finding the Fourth Proportional to 29,676.85, 40,955.09 and 16,248.21

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Solution

The fourth proportional to 29,676.85, 40,955.09 and 16,248.21 is: 22,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.85 : 40,955.09 = 16,248.21 : x
  2. Step 2: Convert to fraction form
    29,676.85/40,955.09 = 16,248.21/x
  3. Step 3: Cross multiply
    29,676.85x = 40,955.09 × 16,248.21
  4. Step 4: Simplify right side
    29,676.85x = 665,447,019.10
  5. Step 5: Solve for x
    x = 665,447,019.10/29,676.85
  6. Step 6: Final answer
    x = 22,423.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.