Home / 35,325.05-48,751.28-20,222.45

Finding the Fourth Proportional to 35,325.05, 48,751.28 and 20,222.45

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Solution

The fourth proportional to 35,325.05, 48,751.28 and 20,222.45 is: 27,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,325.05 : 48,751.28 = 20,222.45 : x
  2. Step 2: Convert to fraction form
    35,325.05/48,751.28 = 20,222.45/x
  3. Step 3: Cross multiply
    35,325.05x = 48,751.28 × 20,222.45
  4. Step 4: Simplify right side
    35,325.05x = 985,870,322.24
  5. Step 5: Solve for x
    x = 985,870,322.24/35,325.05
  6. Step 6: Final answer
    x = 27,908.53

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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.