Home / 27,698.05-38,226.52-15,598.64

Finding the Fourth Proportional to 27,698.05, 38,226.52 and 15,598.64

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Solution

The fourth proportional to 27,698.05, 38,226.52 and 15,598.64 is: 21,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698.05 : 38,226.52 = 15,598.64 : x
  2. Step 2: Convert to fraction form
    27,698.05/38,226.52 = 15,598.64/x
  3. Step 3: Cross multiply
    27,698.05x = 38,226.52 × 15,598.64
  4. Step 4: Simplify right side
    27,698.05x = 596,281,839.00
  5. Step 5: Solve for x
    x = 596,281,839.00/27,698.05
  6. Step 6: Final answer
    x = 21,527.93

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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.