Home / 14,677.64-20,252.03-8,711.25

Finding the Fourth Proportional to 14,677.64, 20,252.03 and 8,711.25

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Solution

The fourth proportional to 14,677.64, 20,252.03 and 8,711.25 is: 12,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.64 : 20,252.03 = 8,711.25 : x
  2. Step 2: Convert to fraction form
    14,677.64/20,252.03 = 8,711.25/x
  3. Step 3: Cross multiply
    14,677.64x = 20,252.03 × 8,711.25
  4. Step 4: Simplify right side
    14,677.64x = 176,420,376.84
  5. Step 5: Solve for x
    x = 176,420,376.84/14,677.64
  6. Step 6: Final answer
    x = 12,019.67

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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.