Home / 13,064.40-18,028.80-7,096.02

Finding the Fourth Proportional to 13,064.40, 18,028.80 and 7,096.02

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Solution

The fourth proportional to 13,064.40, 18,028.80 and 7,096.02 is: 9,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.40 : 18,028.80 = 7,096.02 : x
  2. Step 2: Convert to fraction form
    13,064.40/18,028.80 = 7,096.02/x
  3. Step 3: Cross multiply
    13,064.40x = 18,028.80 × 7,096.02
  4. Step 4: Simplify right side
    13,064.40x = 127,932,725.38
  5. Step 5: Solve for x
    x = 127,932,725.38/13,064.40
  6. Step 6: Final answer
    x = 9,792.47

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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.