Home / 16,677.80-25,008.60-9,274.40

Finding the Fourth Proportional to 16,677.80, 25,008.60 and 9,274.40

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Solution

The fourth proportional to 16,677.80, 25,008.60 and 9,274.40 is: 13,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.80 : 25,008.60 = 9,274.40 : x
  2. Step 2: Convert to fraction form
    16,677.80/25,008.60 = 9,274.40/x
  3. Step 3: Cross multiply
    16,677.80x = 25,008.60 × 9,274.40
  4. Step 4: Simplify right side
    16,677.80x = 231,939,759.84
  5. Step 5: Solve for x
    x = 231,939,759.84/16,677.80
  6. Step 6: Final answer
    x = 13,907.10

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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.