Home / 35,740.54-49,320.99-20,632.69

Finding the Fourth Proportional to 35,740.54, 49,320.99 and 20,632.69

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Solution

The fourth proportional to 35,740.54, 49,320.99 and 20,632.69 is: 28,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.54 : 49,320.99 = 20,632.69 : x
  2. Step 2: Convert to fraction form
    35,740.54/49,320.99 = 20,632.69/x
  3. Step 3: Cross multiply
    35,740.54x = 49,320.99 × 20,632.69
  4. Step 4: Simplify right side
    35,740.54x = 1,017,624,573.86
  5. Step 5: Solve for x
    x = 1,017,624,573.86/35,740.54
  6. Step 6: Final answer
    x = 28,472.56

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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.