Home / 23,029.98-34,489.61-13,139.27

Finding the Fourth Proportional to 23,029.98, 34,489.61 and 13,139.27

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Solution

The fourth proportional to 23,029.98, 34,489.61 and 13,139.27 is: 19,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,029.98 : 34,489.61 = 13,139.27 : x
  2. Step 2: Convert to fraction form
    23,029.98/34,489.61 = 13,139.27/x
  3. Step 3: Cross multiply
    23,029.98x = 34,489.61 × 13,139.27
  4. Step 4: Simplify right side
    23,029.98x = 453,168,353.93
  5. Step 5: Solve for x
    x = 453,168,353.93/23,029.98
  6. Step 6: Final answer
    x = 19,677.32

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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.