Home / 16,368.12-22,590.96-9,653.40

Finding the Fourth Proportional to 16,368.12, 22,590.96 and 9,653.40

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Solution

The fourth proportional to 16,368.12, 22,590.96 and 9,653.40 is: 13,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.12 : 22,590.96 = 9,653.40 : x
  2. Step 2: Convert to fraction form
    16,368.12/22,590.96 = 9,653.40/x
  3. Step 3: Cross multiply
    16,368.12x = 22,590.96 × 9,653.40
  4. Step 4: Simplify right side
    16,368.12x = 218,079,573.26
  5. Step 5: Solve for x
    x = 218,079,573.26/16,368.12
  6. Step 6: Final answer
    x = 13,323.43

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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.