Home / 19,419.55-29,126.18-6,271.98

Finding the Fourth Proportional to 19,419.55, 29,126.18 and 6,271.98

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Solution

The fourth proportional to 19,419.55, 29,126.18 and 6,271.98 is: 9,406.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419.55 : 29,126.18 = 6,271.98 : x
  2. Step 2: Convert to fraction form
    19,419.55/29,126.18 = 6,271.98/x
  3. Step 3: Cross multiply
    19,419.55x = 29,126.18 × 6,271.98
  4. Step 4: Simplify right side
    19,419.55x = 182,678,888.73
  5. Step 5: Solve for x
    x = 182,678,888.73/19,419.55
  6. Step 6: Final answer
    x = 9,406.96

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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.