Home / 40,260.34-60,394.72-13,609.46

Finding the Fourth Proportional to 40,260.34, 60,394.72 and 13,609.46

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Solution

The fourth proportional to 40,260.34, 60,394.72 and 13,609.46 is: 20,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.34 : 60,394.72 = 13,609.46 : x
  2. Step 2: Convert to fraction form
    40,260.34/60,394.72 = 13,609.46/x
  3. Step 3: Cross multiply
    40,260.34x = 60,394.72 × 13,609.46
  4. Step 4: Simplify right side
    40,260.34x = 821,939,526.05
  5. Step 5: Solve for x
    x = 821,939,526.05/40,260.34
  6. Step 6: Final answer
    x = 20,415.61

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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.