Home / 30,218.22-45,257.79-25,953.57

Finding the Fourth Proportional to 30,218.22, 45,257.79 and 25,953.57

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Solution

The fourth proportional to 30,218.22, 45,257.79 and 25,953.57 is: 38,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.22 : 45,257.79 = 25,953.57 : x
  2. Step 2: Convert to fraction form
    30,218.22/45,257.79 = 25,953.57/x
  3. Step 3: Cross multiply
    30,218.22x = 45,257.79 × 25,953.57
  4. Step 4: Simplify right side
    30,218.22x = 1,174,601,220.81
  5. Step 5: Solve for x
    x = 1,174,601,220.81/30,218.22
  6. Step 6: Final answer
    x = 38,870.63

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1.5x scale

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.