Home / 26,986.04-37,226.58-21,955.88

Finding the Fourth Proportional to 26,986.04, 37,226.58 and 21,955.88

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Solution

The fourth proportional to 26,986.04, 37,226.58 and 21,955.88 is: 30,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.04 : 37,226.58 = 21,955.88 : x
  2. Step 2: Convert to fraction form
    26,986.04/37,226.58 = 21,955.88/x
  3. Step 3: Cross multiply
    26,986.04x = 37,226.58 × 21,955.88
  4. Step 4: Simplify right side
    26,986.04x = 817,342,323.29
  5. Step 5: Solve for x
    x = 817,342,323.29/26,986.04
  6. Step 6: Final answer
    x = 30,287.60

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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.