Home / 27,635.76-37,980.18-25,886.16

Finding the Fourth Proportional to 27,635.76, 37,980.18 and 25,886.16

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Solution

The fourth proportional to 27,635.76, 37,980.18 and 25,886.16 is: 35,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.76 : 37,980.18 = 25,886.16 : x
  2. Step 2: Convert to fraction form
    27,635.76/37,980.18 = 25,886.16/x
  3. Step 3: Cross multiply
    27,635.76x = 37,980.18 × 25,886.16
  4. Step 4: Simplify right side
    27,635.76x = 983,161,016.31
  5. Step 5: Solve for x
    x = 983,161,016.31/27,635.76
  6. Step 6: Final answer
    x = 35,575.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.