Home / 25,958.32-35,802.10-18,789.29

Finding the Fourth Proportional to 25,958.32, 35,802.10 and 18,789.29

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Solution

The fourth proportional to 25,958.32, 35,802.10 and 18,789.29 is: 25,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,958.32 : 35,802.10 = 18,789.29 : x
  2. Step 2: Convert to fraction form
    25,958.32/35,802.10 = 18,789.29/x
  3. Step 3: Cross multiply
    25,958.32x = 35,802.10 × 18,789.29
  4. Step 4: Simplify right side
    25,958.32x = 672,696,118.94
  5. Step 5: Solve for x
    x = 672,696,118.94/25,958.32
  6. Step 6: Final answer
    x = 25,914.47

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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.