Home / 13,020.48-17,968.26-7,052.10

Finding the Fourth Proportional to 13,020.48, 17,968.26 and 7,052.10

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Solution

The fourth proportional to 13,020.48, 17,968.26 and 7,052.10 is: 9,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.48 : 17,968.26 = 7,052.10 : x
  2. Step 2: Convert to fraction form
    13,020.48/17,968.26 = 7,052.10/x
  3. Step 3: Cross multiply
    13,020.48x = 17,968.26 × 7,052.10
  4. Step 4: Simplify right side
    13,020.48x = 126,713,966.35
  5. Step 5: Solve for x
    x = 126,713,966.35/13,020.48
  6. Step 6: Final answer
    x = 9,731.90

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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.