Home / 40,454.26-60,688.34-12,373.64

Finding the Fourth Proportional to 40,454.26, 60,688.34 and 12,373.64

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Solution

The fourth proportional to 40,454.26, 60,688.34 and 12,373.64 is: 18,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,454.26 : 60,688.34 = 12,373.64 : x
  2. Step 2: Convert to fraction form
    40,454.26/60,688.34 = 12,373.64/x
  3. Step 3: Cross multiply
    40,454.26x = 60,688.34 × 12,373.64
  4. Step 4: Simplify right side
    40,454.26x = 750,935,409.34
  5. Step 5: Solve for x
    x = 750,935,409.34/40,454.26
  6. Step 6: Final answer
    x = 18,562.58

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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.