Home / 25,550.70-35,250.18-18,852.31

Finding the Fourth Proportional to 25,550.70, 35,250.18 and 18,852.31

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Solution

The fourth proportional to 25,550.70, 35,250.18 and 18,852.31 is: 26,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.70 : 35,250.18 = 18,852.31 : x
  2. Step 2: Convert to fraction form
    25,550.70/35,250.18 = 18,852.31/x
  3. Step 3: Cross multiply
    25,550.70x = 35,250.18 × 18,852.31
  4. Step 4: Simplify right side
    25,550.70x = 664,547,320.92
  5. Step 5: Solve for x
    x = 664,547,320.92/25,550.70
  6. Step 6: Final answer
    x = 26,008.97

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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.