Home / 16,975.55-23,426.24-9,421.97

Finding the Fourth Proportional to 16,975.55, 23,426.24 and 9,421.97

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Solution

The fourth proportional to 16,975.55, 23,426.24 and 9,421.97 is: 13,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.55 : 23,426.24 = 9,421.97 : x
  2. Step 2: Convert to fraction form
    16,975.55/23,426.24 = 9,421.97/x
  3. Step 3: Cross multiply
    16,975.55x = 23,426.24 × 9,421.97
  4. Step 4: Simplify right side
    16,975.55x = 220,721,341.95
  5. Step 5: Solve for x
    x = 220,721,341.95/16,975.55
  6. Step 6: Final answer
    x = 13,002.31

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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.