Home / 13,895.64-20,836.98-8,053.92

Finding the Fourth Proportional to 13,895.64, 20,836.98 and 8,053.92

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Solution

The fourth proportional to 13,895.64, 20,836.98 and 8,053.92 is: 12,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.64 : 20,836.98 = 8,053.92 : x
  2. Step 2: Convert to fraction form
    13,895.64/20,836.98 = 8,053.92/x
  3. Step 3: Cross multiply
    13,895.64x = 20,836.98 × 8,053.92
  4. Step 4: Simplify right side
    13,895.64x = 167,819,369.96
  5. Step 5: Solve for x
    x = 167,819,369.96/13,895.64
  6. Step 6: Final answer
    x = 12,077.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.