Home / 19,416.59-29,119.25-7,567.72

Finding the Fourth Proportional to 19,416.59, 29,119.25 and 7,567.72

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Solution

The fourth proportional to 19,416.59, 29,119.25 and 7,567.72 is: 11,349.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.59 : 29,119.25 = 7,567.72 : x
  2. Step 2: Convert to fraction form
    19,416.59/29,119.25 = 7,567.72/x
  3. Step 3: Cross multiply
    19,416.59x = 29,119.25 × 7,567.72
  4. Step 4: Simplify right side
    19,416.59x = 220,366,330.61
  5. Step 5: Solve for x
    x = 220,366,330.61/19,416.59
  6. Step 6: Final answer
    x = 11,349.38

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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.