Home / 28,234.96-38,948.48-26,232.64

Finding the Fourth Proportional to 28,234.96, 38,948.48 and 26,232.64

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Solution

The fourth proportional to 28,234.96, 38,948.48 and 26,232.64 is: 36,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,234.96 : 38,948.48 = 26,232.64 : x
  2. Step 2: Convert to fraction form
    28,234.96/38,948.48 = 26,232.64/x
  3. Step 3: Cross multiply
    28,234.96x = 38,948.48 × 26,232.64
  4. Step 4: Simplify right side
    28,234.96x = 1,021,721,454.39
  5. Step 5: Solve for x
    x = 1,021,721,454.39/28,234.96
  6. Step 6: Final answer
    x = 36,186.40

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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.