Home / 12,536.13-17,298.45-7,232.66

Finding the Fourth Proportional to 12,536.13, 17,298.45 and 7,232.66

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Solution

The fourth proportional to 12,536.13, 17,298.45 and 7,232.66 is: 9,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.13 : 17,298.45 = 7,232.66 : x
  2. Step 2: Convert to fraction form
    12,536.13/17,298.45 = 7,232.66/x
  3. Step 3: Cross multiply
    12,536.13x = 17,298.45 × 7,232.66
  4. Step 4: Simplify right side
    12,536.13x = 125,113,720.88
  5. Step 5: Solve for x
    x = 125,113,720.88/12,536.13
  6. Step 6: Final answer
    x = 9,980.25

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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.