Home / 16,357.36-22,587.60-12,158.32

Finding the Fourth Proportional to 16,357.36, 22,587.60 and 12,158.32

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Solution

The fourth proportional to 16,357.36, 22,587.60 and 12,158.32 is: 16,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,357.36 : 22,587.60 = 12,158.32 : x
  2. Step 2: Convert to fraction form
    16,357.36/22,587.60 = 12,158.32/x
  3. Step 3: Cross multiply
    16,357.36x = 22,587.60 × 12,158.32
  4. Step 4: Simplify right side
    16,357.36x = 274,627,268.83
  5. Step 5: Solve for x
    x = 274,627,268.83/16,357.36
  6. Step 6: Final answer
    x = 16,789.22

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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.