Home / 24,140.55-33,313.96-13,385.40

Finding the Fourth Proportional to 24,140.55, 33,313.96 and 13,385.40

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Solution

The fourth proportional to 24,140.55, 33,313.96 and 13,385.40 is: 18,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,140.55 : 33,313.96 = 13,385.40 : x
  2. Step 2: Convert to fraction form
    24,140.55/33,313.96 = 13,385.40/x
  3. Step 3: Cross multiply
    24,140.55x = 33,313.96 × 13,385.40
  4. Step 4: Simplify right side
    24,140.55x = 445,920,680.18
  5. Step 5: Solve for x
    x = 445,920,680.18/24,140.55
  6. Step 6: Final answer
    x = 18,471.85

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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.