Home / 13,254.25-18,271.59-9,262.97

Finding the Fourth Proportional to 13,254.25, 18,271.59 and 9,262.97

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Solution

The fourth proportional to 13,254.25, 18,271.59 and 9,262.97 is: 12,769.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.25 : 18,271.59 = 9,262.97 : x
  2. Step 2: Convert to fraction form
    13,254.25/18,271.59 = 9,262.97/x
  3. Step 3: Cross multiply
    13,254.25x = 18,271.59 × 9,262.97
  4. Step 4: Simplify right side
    13,254.25x = 169,249,190.02
  5. Step 5: Solve for x
    x = 169,249,190.02/13,254.25
  6. Step 6: Final answer
    x = 12,769.43

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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.