Home / 19,567.52-29,354.88-6,420.56

Finding the Fourth Proportional to 19,567.52, 29,354.88 and 6,420.56

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Solution

The fourth proportional to 19,567.52, 29,354.88 and 6,420.56 is: 9,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.52 : 29,354.88 = 6,420.56 : x
  2. Step 2: Convert to fraction form
    19,567.52/29,354.88 = 6,420.56/x
  3. Step 3: Cross multiply
    19,567.52x = 29,354.88 × 6,420.56
  4. Step 4: Simplify right side
    19,567.52x = 188,474,768.33
  5. Step 5: Solve for x
    x = 188,474,768.33/19,567.52
  6. Step 6: Final answer
    x = 9,632.02

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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.