Home / 35,989.76-49,666.94-20,073.87

Finding the Fourth Proportional to 35,989.76, 49,666.94 and 20,073.87

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Solution

The fourth proportional to 35,989.76, 49,666.94 and 20,073.87 is: 27,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.76 : 49,666.94 = 20,073.87 : x
  2. Step 2: Convert to fraction form
    35,989.76/49,666.94 = 20,073.87/x
  3. Step 3: Cross multiply
    35,989.76x = 49,666.94 × 20,073.87
  4. Step 4: Simplify right side
    35,989.76x = 997,007,532.08
  5. Step 5: Solve for x
    x = 997,007,532.08/35,989.76
  6. Step 6: Final answer
    x = 27,702.53

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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.