Home / 27,276.60-37,632.96-19,257.60

Finding the Fourth Proportional to 27,276.60, 37,632.96 and 19,257.60

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Solution

The fourth proportional to 27,276.60, 37,632.96 and 19,257.60 is: 26,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.60 : 37,632.96 = 19,257.60 : x
  2. Step 2: Convert to fraction form
    27,276.60/37,632.96 = 19,257.60/x
  3. Step 3: Cross multiply
    27,276.60x = 37,632.96 × 19,257.60
  4. Step 4: Simplify right side
    27,276.60x = 724,720,490.50
  5. Step 5: Solve for x
    x = 724,720,490.50/27,276.60
  6. Step 6: Final answer
    x = 26,569.31

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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.