Home / 48,990.47-67,608.20-34,675.88

Finding the Fourth Proportional to 48,990.47, 67,608.20 and 34,675.88

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Solution

The fourth proportional to 48,990.47, 67,608.20 and 34,675.88 is: 47,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,990.47 : 67,608.20 = 34,675.88 : x
  2. Step 2: Convert to fraction form
    48,990.47/67,608.20 = 34,675.88/x
  3. Step 3: Cross multiply
    48,990.47x = 67,608.20 × 34,675.88
  4. Step 4: Simplify right side
    48,990.47x = 2,344,373,578.86
  5. Step 5: Solve for x
    x = 2,344,373,578.86/48,990.47
  6. Step 6: Final answer
    x = 47,853.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.