Home / 35,772.30-53,658.95-10,812.56

Finding the Fourth Proportional to 35,772.30, 53,658.95 and 10,812.56

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Solution

The fourth proportional to 35,772.30, 53,658.95 and 10,812.56 is: 16,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,772.30 : 53,658.95 = 10,812.56 : x
  2. Step 2: Convert to fraction form
    35,772.30/53,658.95 = 10,812.56/x
  3. Step 3: Cross multiply
    35,772.30x = 53,658.95 × 10,812.56
  4. Step 4: Simplify right side
    35,772.30x = 580,190,294.05
  5. Step 5: Solve for x
    x = 580,190,294.05/35,772.30
  6. Step 6: Final answer
    x = 16,218.98

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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.