Home / 13,476.66-18,598.56-7,508.12

Finding the Fourth Proportional to 13,476.66, 18,598.56 and 7,508.12

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Solution

The fourth proportional to 13,476.66, 18,598.56 and 7,508.12 is: 10,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.66 : 18,598.56 = 7,508.12 : x
  2. Step 2: Convert to fraction form
    13,476.66/18,598.56 = 7,508.12/x
  3. Step 3: Cross multiply
    13,476.66x = 18,598.56 × 7,508.12
  4. Step 4: Simplify right side
    13,476.66x = 139,640,220.31
  5. Step 5: Solve for x
    x = 139,640,220.31/13,476.66
  6. Step 6: Final answer
    x = 10,361.63

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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.