Home / 19,230.32-26,530.73-11,269.64

Finding the Fourth Proportional to 19,230.32, 26,530.73 and 11,269.64

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Solution

The fourth proportional to 19,230.32, 26,530.73 and 11,269.64 is: 15,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.32 : 26,530.73 = 11,269.64 : x
  2. Step 2: Convert to fraction form
    19,230.32/26,530.73 = 11,269.64/x
  3. Step 3: Cross multiply
    19,230.32x = 26,530.73 × 11,269.64
  4. Step 4: Simplify right side
    19,230.32x = 298,991,587.04
  5. Step 5: Solve for x
    x = 298,991,587.04/19,230.32
  6. Step 6: Final answer
    x = 15,547.93

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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.