Home / 23,095.76-31,869.92-13,025.78

Finding the Fourth Proportional to 23,095.76, 31,869.92 and 13,025.78

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Solution

The fourth proportional to 23,095.76, 31,869.92 and 13,025.78 is: 17,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,095.76 : 31,869.92 = 13,025.78 : x
  2. Step 2: Convert to fraction form
    23,095.76/31,869.92 = 13,025.78/x
  3. Step 3: Cross multiply
    23,095.76x = 31,869.92 × 13,025.78
  4. Step 4: Simplify right side
    23,095.76x = 415,130,342.06
  5. Step 5: Solve for x
    x = 415,130,342.06/23,095.76
  6. Step 6: Final answer
    x = 17,974.31

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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.