Home / 13,047.54-19,574.34-4,281.92

Finding the Fourth Proportional to 13,047.54, 19,574.34 and 4,281.92

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Solution

The fourth proportional to 13,047.54, 19,574.34 and 4,281.92 is: 6,423.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.54 : 19,574.34 = 4,281.92 : x
  2. Step 2: Convert to fraction form
    13,047.54/19,574.34 = 4,281.92/x
  3. Step 3: Cross multiply
    13,047.54x = 19,574.34 × 4,281.92
  4. Step 4: Simplify right side
    13,047.54x = 83,815,757.93
  5. Step 5: Solve for x
    x = 83,815,757.93/13,047.54
  6. Step 6: Final answer
    x = 6,423.87

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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.