Home / 38,086.56-57,130.08-10,384.56

Finding the Fourth Proportional to 38,086.56, 57,130.08 and 10,384.56

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Solution

The fourth proportional to 38,086.56, 57,130.08 and 10,384.56 is: 15,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,086.56 : 57,130.08 = 10,384.56 : x
  2. Step 2: Convert to fraction form
    38,086.56/57,130.08 = 10,384.56/x
  3. Step 3: Cross multiply
    38,086.56x = 57,130.08 × 10,384.56
  4. Step 4: Simplify right side
    38,086.56x = 593,270,743.56
  5. Step 5: Solve for x
    x = 593,270,743.56/38,086.56
  6. Step 6: Final answer
    x = 15,576.91

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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.