Home / 27,171.60-37,498.60-15,235.70

Finding the Fourth Proportional to 27,171.60, 37,498.60 and 15,235.70

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Solution

The fourth proportional to 27,171.60, 37,498.60 and 15,235.70 is: 21,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.60 : 37,498.60 = 15,235.70 : x
  2. Step 2: Convert to fraction form
    27,171.60/37,498.60 = 15,235.70/x
  3. Step 3: Cross multiply
    27,171.60x = 37,498.60 × 15,235.70
  4. Step 4: Simplify right side
    27,171.60x = 571,317,420.02
  5. Step 5: Solve for x
    x = 571,317,420.02/27,171.60
  6. Step 6: Final answer
    x = 21,026.27

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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.