Home / 30,034.17-41,446.90-16,605.31

Finding the Fourth Proportional to 30,034.17, 41,446.90 and 16,605.31

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Solution

The fourth proportional to 30,034.17, 41,446.90 and 16,605.31 is: 22,915.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.17 : 41,446.90 = 16,605.31 : x
  2. Step 2: Convert to fraction form
    30,034.17/41,446.90 = 16,605.31/x
  3. Step 3: Cross multiply
    30,034.17x = 41,446.90 × 16,605.31
  4. Step 4: Simplify right side
    30,034.17x = 688,238,565.30
  5. Step 5: Solve for x
    x = 688,238,565.30/30,034.17
  6. Step 6: Final answer
    x = 22,915.18

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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.