Home / 13,023.53-17,972.46-7,055.18

Finding the Fourth Proportional to 13,023.53, 17,972.46 and 7,055.18

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Solution

The fourth proportional to 13,023.53, 17,972.46 and 7,055.18 is: 9,736.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.53 : 17,972.46 = 7,055.18 : x
  2. Step 2: Convert to fraction form
    13,023.53/17,972.46 = 7,055.18/x
  3. Step 3: Cross multiply
    13,023.53x = 17,972.46 × 7,055.18
  4. Step 4: Simplify right side
    13,023.53x = 126,798,940.34
  5. Step 5: Solve for x
    x = 126,798,940.34/13,023.53
  6. Step 6: Final answer
    x = 9,736.14

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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.