Home / 16,827.74-23,221.45-9,756.46

Finding the Fourth Proportional to 16,827.74, 23,221.45 and 9,756.46

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Solution

The fourth proportional to 16,827.74, 23,221.45 and 9,756.46 is: 13,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.74 : 23,221.45 = 9,756.46 : x
  2. Step 2: Convert to fraction form
    16,827.74/23,221.45 = 9,756.46/x
  3. Step 3: Cross multiply
    16,827.74x = 23,221.45 × 9,756.46
  4. Step 4: Simplify right side
    16,827.74x = 226,559,148.07
  5. Step 5: Solve for x
    x = 226,559,148.07/16,827.74
  6. Step 6: Final answer
    x = 13,463.43

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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.