Home / 19,567.98-29,352.78-4,777.38

Finding the Fourth Proportional to 19,567.98, 29,352.78 and 4,777.38

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Solution

The fourth proportional to 19,567.98, 29,352.78 and 4,777.38 is: 7,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.98 : 29,352.78 = 4,777.38 : x
  2. Step 2: Convert to fraction form
    19,567.98/29,352.78 = 4,777.38/x
  3. Step 3: Cross multiply
    19,567.98x = 29,352.78 × 4,777.38
  4. Step 4: Simplify right side
    19,567.98x = 140,229,384.12
  5. Step 5: Solve for x
    x = 140,229,384.12/19,567.98
  6. Step 6: Final answer
    x = 7,166.27

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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.