Home / 43,444.16-65,165.10-13,863.80

Finding the Fourth Proportional to 43,444.16, 65,165.10 and 13,863.80

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Solution

The fourth proportional to 43,444.16, 65,165.10 and 13,863.80 is: 20,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,444.16 : 65,165.10 = 13,863.80 : x
  2. Step 2: Convert to fraction form
    43,444.16/65,165.10 = 13,863.80/x
  3. Step 3: Cross multiply
    43,444.16x = 65,165.10 × 13,863.80
  4. Step 4: Simplify right side
    43,444.16x = 903,435,913.38
  5. Step 5: Solve for x
    x = 903,435,913.38/43,444.16
  6. Step 6: Final answer
    x = 20,795.34

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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.