Home / 23,030.46-34,479.21-13,513.98

Finding the Fourth Proportional to 23,030.46, 34,479.21 and 13,513.98

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Solution

The fourth proportional to 23,030.46, 34,479.21 and 13,513.98 is: 20,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,030.46 : 34,479.21 = 13,513.98 : x
  2. Step 2: Convert to fraction form
    23,030.46/34,479.21 = 13,513.98/x
  3. Step 3: Cross multiply
    23,030.46x = 34,479.21 × 13,513.98
  4. Step 4: Simplify right side
    23,030.46x = 465,951,354.36
  5. Step 5: Solve for x
    x = 465,951,354.36/23,030.46
  6. Step 6: Final answer
    x = 20,231.96

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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.