Home / 25,080.84-37,570.23-20,123.64

Finding the Fourth Proportional to 25,080.84, 37,570.23 and 20,123.64

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Solution

The fourth proportional to 25,080.84, 37,570.23 and 20,123.64 is: 30,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,080.84 : 37,570.23 = 20,123.64 : x
  2. Step 2: Convert to fraction form
    25,080.84/37,570.23 = 20,123.64/x
  3. Step 3: Cross multiply
    25,080.84x = 37,570.23 × 20,123.64
  4. Step 4: Simplify right side
    25,080.84x = 756,049,783.24
  5. Step 5: Solve for x
    x = 756,049,783.24/25,080.84
  6. Step 6: Final answer
    x = 30,144.52

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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.