Home / 27,160.48-37,411.35-19,188.86

Finding the Fourth Proportional to 27,160.48, 37,411.35 and 19,188.86

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Solution

The fourth proportional to 27,160.48, 37,411.35 and 19,188.86 is: 26,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.48 : 37,411.35 = 19,188.86 : x
  2. Step 2: Convert to fraction form
    27,160.48/37,411.35 = 19,188.86/x
  3. Step 3: Cross multiply
    27,160.48x = 37,411.35 × 19,188.86
  4. Step 4: Simplify right side
    27,160.48x = 717,881,157.56
  5. Step 5: Solve for x
    x = 717,881,157.56/27,160.48
  6. Step 6: Final answer
    x = 26,431.09

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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.