Home / 16,975.00-23,425.15-9,420.89

Finding the Fourth Proportional to 16,975.00, 23,425.15 and 9,420.89

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Solution

The fourth proportional to 16,975.00, 23,425.15 and 9,420.89 is: 13,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.00 : 23,425.15 = 9,420.89 : x
  2. Step 2: Convert to fraction form
    16,975.00/23,425.15 = 9,420.89/x
  3. Step 3: Cross multiply
    16,975.00x = 23,425.15 × 9,420.89
  4. Step 4: Simplify right side
    16,975.00x = 220,685,796.39
  5. Step 5: Solve for x
    x = 220,685,796.39/16,975.00
  6. Step 6: Final answer
    x = 13,000.64

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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.