Home / 23,428.09-35,126.49-12,903.03

Finding the Fourth Proportional to 23,428.09, 35,126.49 and 12,903.03

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Solution

The fourth proportional to 23,428.09, 35,126.49 and 12,903.03 is: 19,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.09 : 35,126.49 = 12,903.03 : x
  2. Step 2: Convert to fraction form
    23,428.09/35,126.49 = 12,903.03/x
  3. Step 3: Cross multiply
    23,428.09x = 35,126.49 × 12,903.03
  4. Step 4: Simplify right side
    23,428.09x = 453,238,093.78
  5. Step 5: Solve for x
    x = 453,238,093.78/23,428.09
  6. Step 6: Final answer
    x = 19,345.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.