Home / 30,314.10-41,836.14-16,885.02

Finding the Fourth Proportional to 30,314.10, 41,836.14 and 16,885.02

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Solution

The fourth proportional to 30,314.10, 41,836.14 and 16,885.02 is: 23,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.10 : 41,836.14 = 16,885.02 : x
  2. Step 2: Convert to fraction form
    30,314.10/41,836.14 = 16,885.02/x
  3. Step 3: Cross multiply
    30,314.10x = 41,836.14 × 16,885.02
  4. Step 4: Simplify right side
    30,314.10x = 706,404,060.62
  5. Step 5: Solve for x
    x = 706,404,060.62/30,314.10
  6. Step 6: Final answer
    x = 23,302.82

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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.