Home / 10,743.80-16,004.90-10,417.34

Finding the Fourth Proportional to 10,743.80, 16,004.90 and 10,417.34

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Solution

The fourth proportional to 10,743.80, 16,004.90 and 10,417.34 is: 15,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.80 : 16,004.90 = 10,417.34 : x
  2. Step 2: Convert to fraction form
    10,743.80/16,004.90 = 10,417.34/x
  3. Step 3: Cross multiply
    10,743.80x = 16,004.90 × 10,417.34
  4. Step 4: Simplify right side
    10,743.80x = 166,728,551.02
  5. Step 5: Solve for x
    x = 166,728,551.02/10,743.80
  6. Step 6: Final answer
    x = 15,518.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.