Home / 27,030.60-37,278.90-25,455.96

Finding the Fourth Proportional to 27,030.60, 37,278.90 and 25,455.96

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Solution

The fourth proportional to 27,030.60, 37,278.90 and 25,455.96 is: 35,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,030.60 : 37,278.90 = 25,455.96 : x
  2. Step 2: Convert to fraction form
    27,030.60/37,278.90 = 25,455.96/x
  3. Step 3: Cross multiply
    27,030.60x = 37,278.90 × 25,455.96
  4. Step 4: Simplify right side
    27,030.60x = 948,970,187.24
  5. Step 5: Solve for x
    x = 948,970,187.24/27,030.60
  6. Step 6: Final answer
    x = 35,107.26

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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.