Home / 30,043.13-41,457.87-16,613.60

Finding the Fourth Proportional to 30,043.13, 41,457.87 and 16,613.60

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Solution

The fourth proportional to 30,043.13, 41,457.87 and 16,613.60 is: 22,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.13 : 41,457.87 = 16,613.60 : x
  2. Step 2: Convert to fraction form
    30,043.13/41,457.87 = 16,613.60/x
  3. Step 3: Cross multiply
    30,043.13x = 41,457.87 × 16,613.60
  4. Step 4: Simplify right side
    30,043.13x = 688,764,261.74
  5. Step 5: Solve for x
    x = 688,764,261.74/30,043.13
  6. Step 6: Final answer
    x = 22,925.85

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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.