Home / 42,480.04-63,361.58-36,889.42

Finding the Fourth Proportional to 42,480.04, 63,361.58 and 36,889.42

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Solution

The fourth proportional to 42,480.04, 63,361.58 and 36,889.42 is: 55,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,480.04 : 63,361.58 = 36,889.42 : x
  2. Step 2: Convert to fraction form
    42,480.04/63,361.58 = 36,889.42/x
  3. Step 3: Cross multiply
    42,480.04x = 63,361.58 × 36,889.42
  4. Step 4: Simplify right side
    42,480.04x = 2,337,371,936.48
  5. Step 5: Solve for x
    x = 2,337,371,936.48/42,480.04
  6. Step 6: Final answer
    x = 55,022.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.