Home / 42,453.77-63,549.41-36,155.21

Finding the Fourth Proportional to 42,453.77, 63,549.41 and 36,155.21

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Solution

The fourth proportional to 42,453.77, 63,549.41 and 36,155.21 is: 54,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,453.77 : 63,549.41 = 36,155.21 : x
  2. Step 2: Convert to fraction form
    42,453.77/63,549.41 = 36,155.21/x
  3. Step 3: Cross multiply
    42,453.77x = 63,549.41 × 36,155.21
  4. Step 4: Simplify right side
    42,453.77x = 2,297,641,765.40
  5. Step 5: Solve for x
    x = 2,297,641,765.40/42,453.77
  6. Step 6: Final answer
    x = 54,121.04

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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.