Home / 13,048.68-19,568.88-4,281.56

Finding the Fourth Proportional to 13,048.68, 19,568.88 and 4,281.56

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Solution

The fourth proportional to 13,048.68, 19,568.88 and 4,281.56 is: 6,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.68 : 19,568.88 = 4,281.56 : x
  2. Step 2: Convert to fraction form
    13,048.68/19,568.88 = 4,281.56/x
  3. Step 3: Cross multiply
    13,048.68x = 19,568.88 × 4,281.56
  4. Step 4: Simplify right side
    13,048.68x = 83,785,333.85
  5. Step 5: Solve for x
    x = 83,785,333.85/13,048.68
  6. Step 6: Final answer
    x = 6,420.98

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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.