Home / 51,719.55-77,507.01-27,975.84

Finding the Fourth Proportional to 51,719.55, 77,507.01 and 27,975.84

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Solution

The fourth proportional to 51,719.55, 77,507.01 and 27,975.84 is: 41,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,719.55 : 77,507.01 = 27,975.84 : x
  2. Step 2: Convert to fraction form
    51,719.55/77,507.01 = 27,975.84/x
  3. Step 3: Cross multiply
    51,719.55x = 77,507.01 × 27,975.84
  4. Step 4: Simplify right side
    51,719.55x = 2,168,323,710.64
  5. Step 5: Solve for x
    x = 2,168,323,710.64/51,719.55
  6. Step 6: Final answer
    x = 41,924.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.