Home / 38,390.54-52,960.83-22,465.13

Finding the Fourth Proportional to 38,390.54, 52,960.83 and 22,465.13

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Solution

The fourth proportional to 38,390.54, 52,960.83 and 22,465.13 is: 30,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,390.54 : 52,960.83 = 22,465.13 : x
  2. Step 2: Convert to fraction form
    38,390.54/52,960.83 = 22,465.13/x
  3. Step 3: Cross multiply
    38,390.54x = 52,960.83 × 22,465.13
  4. Step 4: Simplify right side
    38,390.54x = 1,189,771,666.05
  5. Step 5: Solve for x
    x = 1,189,771,666.05/38,390.54
  6. Step 6: Final answer
    x = 30,991.28

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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.