Home / 19,654.48-29,482.80-5,613.42

Finding the Fourth Proportional to 19,654.48, 29,482.80 and 5,613.42

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Solution

The fourth proportional to 19,654.48, 29,482.80 and 5,613.42 is: 8,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.48 : 29,482.80 = 5,613.42 : x
  2. Step 2: Convert to fraction form
    19,654.48/29,482.80 = 5,613.42/x
  3. Step 3: Cross multiply
    19,654.48x = 29,482.80 × 5,613.42
  4. Step 4: Simplify right side
    19,654.48x = 165,499,339.18
  5. Step 5: Solve for x
    x = 165,499,339.18/19,654.48
  6. Step 6: Final answer
    x = 8,420.44

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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.