Home / 13,476.47-18,596.97-7,507.98

Finding the Fourth Proportional to 13,476.47, 18,596.97 and 7,507.98

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Solution

The fourth proportional to 13,476.47, 18,596.97 and 7,507.98 is: 10,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.47 : 18,596.97 = 7,507.98 : x
  2. Step 2: Convert to fraction form
    13,476.47/18,596.97 = 7,507.98/x
  3. Step 3: Cross multiply
    13,476.47x = 18,596.97 × 7,507.98
  4. Step 4: Simplify right side
    13,476.47x = 139,625,678.82
  5. Step 5: Solve for x
    x = 139,625,678.82/13,476.47
  6. Step 6: Final answer
    x = 10,360.71

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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.