Home / 12,723.38-17,538.02-10,030.23

Finding the Fourth Proportional to 12,723.38, 17,538.02 and 10,030.23

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Solution

The fourth proportional to 12,723.38, 17,538.02 and 10,030.23 is: 13,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.38 : 17,538.02 = 10,030.23 : x
  2. Step 2: Convert to fraction form
    12,723.38/17,538.02 = 10,030.23/x
  3. Step 3: Cross multiply
    12,723.38x = 17,538.02 × 10,030.23
  4. Step 4: Simplify right side
    12,723.38x = 175,910,361.81
  5. Step 5: Solve for x
    x = 175,910,361.81/12,723.38
  6. Step 6: Final answer
    x = 13,825.76

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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.