Home / 40,263.50-60,405.96-13,968.20

Finding the Fourth Proportional to 40,263.50, 60,405.96 and 13,968.20

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Solution

The fourth proportional to 40,263.50, 60,405.96 and 13,968.20 is: 20,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,263.50 : 60,405.96 = 13,968.20 : x
  2. Step 2: Convert to fraction form
    40,263.50/60,405.96 = 13,968.20/x
  3. Step 3: Cross multiply
    40,263.50x = 60,405.96 × 13,968.20
  4. Step 4: Simplify right side
    40,263.50x = 843,762,530.47
  5. Step 5: Solve for x
    x = 843,762,530.47/40,263.50
  6. Step 6: Final answer
    x = 20,956.02

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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.