Home / 18,473.34-25,493.44-10,515.74

Finding the Fourth Proportional to 18,473.34, 25,493.44 and 10,515.74

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Solution

The fourth proportional to 18,473.34, 25,493.44 and 10,515.74 is: 14,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473.34 : 25,493.44 = 10,515.74 : x
  2. Step 2: Convert to fraction form
    18,473.34/25,493.44 = 10,515.74/x
  3. Step 3: Cross multiply
    18,473.34x = 25,493.44 × 10,515.74
  4. Step 4: Simplify right side
    18,473.34x = 268,082,386.75
  5. Step 5: Solve for x
    x = 268,082,386.75/18,473.34
  6. Step 6: Final answer
    x = 14,511.85

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Double scale
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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.