Home / 28,953.07-43,345.09-17,826.37

Finding the Fourth Proportional to 28,953.07, 43,345.09 and 17,826.37

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Solution

The fourth proportional to 28,953.07, 43,345.09 and 17,826.37 is: 26,687.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.07 : 43,345.09 = 17,826.37 : x
  2. Step 2: Convert to fraction form
    28,953.07/43,345.09 = 17,826.37/x
  3. Step 3: Cross multiply
    28,953.07x = 43,345.09 × 17,826.37
  4. Step 4: Simplify right side
    28,953.07x = 772,685,306.17
  5. Step 5: Solve for x
    x = 772,685,306.17/28,953.07
  6. Step 6: Final answer
    x = 26,687.51

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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.