Home / 12,451.34-17,184.06-9,302.06

Finding the Fourth Proportional to 12,451.34, 17,184.06 and 9,302.06

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Solution

The fourth proportional to 12,451.34, 17,184.06 and 9,302.06 is: 12,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451.34 : 17,184.06 = 9,302.06 : x
  2. Step 2: Convert to fraction form
    12,451.34/17,184.06 = 9,302.06/x
  3. Step 3: Cross multiply
    12,451.34x = 17,184.06 × 9,302.06
  4. Step 4: Simplify right side
    12,451.34x = 159,847,157.16
  5. Step 5: Solve for x
    x = 159,847,157.16/12,451.34
  6. Step 6: Final answer
    x = 12,837.75

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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.