Home / 19,477.62-29,221.47-11,167.02

Finding the Fourth Proportional to 19,477.62, 29,221.47 and 11,167.02

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Solution

The fourth proportional to 19,477.62, 29,221.47 and 11,167.02 is: 16,753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.62 : 29,221.47 = 11,167.02 : x
  2. Step 2: Convert to fraction form
    19,477.62/29,221.47 = 11,167.02/x
  3. Step 3: Cross multiply
    19,477.62x = 29,221.47 × 11,167.02
  4. Step 4: Simplify right side
    19,477.62x = 326,316,739.92
  5. Step 5: Solve for x
    x = 326,316,739.92/19,477.62
  6. Step 6: Final answer
    x = 16,753.42

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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.