Home / 39,464.21-54,460.41-21,560.24

Finding the Fourth Proportional to 39,464.21, 54,460.41 and 21,560.24

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Solution

The fourth proportional to 39,464.21, 54,460.41 and 21,560.24 is: 29,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.21 : 54,460.41 = 21,560.24 : x
  2. Step 2: Convert to fraction form
    39,464.21/54,460.41 = 21,560.24/x
  3. Step 3: Cross multiply
    39,464.21x = 54,460.41 × 21,560.24
  4. Step 4: Simplify right side
    39,464.21x = 1,174,179,510.10
  5. Step 5: Solve for x
    x = 1,174,179,510.10/39,464.21
  6. Step 6: Final answer
    x = 29,753.02

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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.