Home / 52,060.62-78,090.93-12,617.73

Finding the Fourth Proportional to 52,060.62, 78,090.93 and 12,617.73

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Solution

The fourth proportional to 52,060.62, 78,090.93 and 12,617.73 is: 18,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,060.62 : 78,090.93 = 12,617.73 : x
  2. Step 2: Convert to fraction form
    52,060.62/78,090.93 = 12,617.73/x
  3. Step 3: Cross multiply
    52,060.62x = 78,090.93 × 12,617.73
  4. Step 4: Simplify right side
    52,060.62x = 985,330,369.29
  5. Step 5: Solve for x
    x = 985,330,369.29/52,060.62
  6. Step 6: Final answer
    x = 18,926.60

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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.