Home / 30,319.79-41,841.34-17,575.43

Finding the Fourth Proportional to 30,319.79, 41,841.34 and 17,575.43

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Solution

The fourth proportional to 30,319.79, 41,841.34 and 17,575.43 is: 24,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.79 : 41,841.34 = 17,575.43 : x
  2. Step 2: Convert to fraction form
    30,319.79/41,841.34 = 17,575.43/x
  3. Step 3: Cross multiply
    30,319.79x = 41,841.34 × 17,575.43
  4. Step 4: Simplify right side
    30,319.79x = 735,379,289.13
  5. Step 5: Solve for x
    x = 735,379,289.13/30,319.79
  6. Step 6: Final answer
    x = 24,254.11

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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.