Home / 12,554.66-18,832.01-5,153.96

Finding the Fourth Proportional to 12,554.66, 18,832.01 and 5,153.96

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Solution

The fourth proportional to 12,554.66, 18,832.01 and 5,153.96 is: 7,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.66 : 18,832.01 = 5,153.96 : x
  2. Step 2: Convert to fraction form
    12,554.66/18,832.01 = 5,153.96/x
  3. Step 3: Cross multiply
    12,554.66x = 18,832.01 × 5,153.96
  4. Step 4: Simplify right side
    12,554.66x = 97,059,426.26
  5. Step 5: Solve for x
    x = 97,059,426.26/12,554.66
  6. Step 6: Final answer
    x = 7,730.95

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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.