Home / 15,050.79-22,576.73-5,190.39

Finding the Fourth Proportional to 15,050.79, 22,576.73 and 5,190.39

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Solution

The fourth proportional to 15,050.79, 22,576.73 and 5,190.39 is: 7,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.79 : 22,576.73 = 5,190.39 : x
  2. Step 2: Convert to fraction form
    15,050.79/22,576.73 = 5,190.39/x
  3. Step 3: Cross multiply
    15,050.79x = 22,576.73 × 5,190.39
  4. Step 4: Simplify right side
    15,050.79x = 117,182,007.67
  5. Step 5: Solve for x
    x = 117,182,007.67/15,050.79
  6. Step 6: Final answer
    x = 7,785.77

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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.