Home / 30,034.72-41,448.03-16,423.04

Finding the Fourth Proportional to 30,034.72, 41,448.03 and 16,423.04

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Solution

The fourth proportional to 30,034.72, 41,448.03 and 16,423.04 is: 22,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.72 : 41,448.03 = 16,423.04 : x
  2. Step 2: Convert to fraction form
    30,034.72/41,448.03 = 16,423.04/x
  3. Step 3: Cross multiply
    30,034.72x = 41,448.03 × 16,423.04
  4. Step 4: Simplify right side
    30,034.72x = 680,702,654.61
  5. Step 5: Solve for x
    x = 680,702,654.61/30,034.72
  6. Step 6: Final answer
    x = 22,663.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.