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Finding the Fourth Proportional to 18,551.73, 25,602.63 and 10,482.59

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Solution

The fourth proportional to 18,551.73, 25,602.63 and 10,482.59 is: 14,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.73 : 25,602.63 = 10,482.59 : x
  2. Step 2: Convert to fraction form
    18,551.73/25,602.63 = 10,482.59/x
  3. Step 3: Cross multiply
    18,551.73x = 25,602.63 × 10,482.59
  4. Step 4: Simplify right side
    18,551.73x = 268,381,745.20
  5. Step 5: Solve for x
    x = 268,381,745.20/18,551.73
  6. Step 6: Final answer
    x = 14,466.67

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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.