Home / 25,624.44-35,365.14-15,018.28

Finding the Fourth Proportional to 25,624.44, 35,365.14 and 15,018.28

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Solution

The fourth proportional to 25,624.44, 35,365.14 and 15,018.28 is: 20,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.44 : 35,365.14 = 15,018.28 : x
  2. Step 2: Convert to fraction form
    25,624.44/35,365.14 = 15,018.28/x
  3. Step 3: Cross multiply
    25,624.44x = 35,365.14 × 15,018.28
  4. Step 4: Simplify right side
    25,624.44x = 531,123,574.76
  5. Step 5: Solve for x
    x = 531,123,574.76/25,624.44
  6. Step 6: Final answer
    x = 20,727.23

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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.