Home / 16,975.99-23,425.76-9,421.95

Finding the Fourth Proportional to 16,975.99, 23,425.76 and 9,421.95

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Solution

The fourth proportional to 16,975.99, 23,425.76 and 9,421.95 is: 13,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.99 : 23,425.76 = 9,421.95 : x
  2. Step 2: Convert to fraction form
    16,975.99/23,425.76 = 9,421.95/x
  3. Step 3: Cross multiply
    16,975.99x = 23,425.76 × 9,421.95
  4. Step 4: Simplify right side
    16,975.99x = 220,716,397.83
  5. Step 5: Solve for x
    x = 220,716,397.83/16,975.99
  6. Step 6: Final answer
    x = 13,001.68

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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.