Home / 16,368.45-22,587.45-9,654.36

Finding the Fourth Proportional to 16,368.45, 22,587.45 and 9,654.36

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Solution

The fourth proportional to 16,368.45, 22,587.45 and 9,654.36 is: 13,322.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.45 : 22,587.45 = 9,654.36 : x
  2. Step 2: Convert to fraction form
    16,368.45/22,587.45 = 9,654.36/x
  3. Step 3: Cross multiply
    16,368.45x = 22,587.45 × 9,654.36
  4. Step 4: Simplify right side
    16,368.45x = 218,067,373.78
  5. Step 5: Solve for x
    x = 218,067,373.78/16,368.45
  6. Step 6: Final answer
    x = 13,322.42

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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.