Home / 30,034.61-41,447.03-16,605.53

Finding the Fourth Proportional to 30,034.61, 41,447.03 and 16,605.53

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Solution

The fourth proportional to 30,034.61, 41,447.03 and 16,605.53 is: 22,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.61 : 41,447.03 = 16,605.53 : x
  2. Step 2: Convert to fraction form
    30,034.61/41,447.03 = 16,605.53/x
  3. Step 3: Cross multiply
    30,034.61x = 41,447.03 × 16,605.53
  4. Step 4: Simplify right side
    30,034.61x = 688,249,734.35
  5. Step 5: Solve for x
    x = 688,249,734.35/30,034.61
  6. Step 6: Final answer
    x = 22,915.22

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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.