Home / 29,038.72-43,562.40-10,317.20

Finding the Fourth Proportional to 29,038.72, 43,562.40 and 10,317.20

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Solution

The fourth proportional to 29,038.72, 43,562.40 and 10,317.20 is: 15,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.72 : 43,562.40 = 10,317.20 : x
  2. Step 2: Convert to fraction form
    29,038.72/43,562.40 = 10,317.20/x
  3. Step 3: Cross multiply
    29,038.72x = 43,562.40 × 10,317.20
  4. Step 4: Simplify right side
    29,038.72x = 449,441,993.28
  5. Step 5: Solve for x
    x = 449,441,993.28/29,038.72
  6. Step 6: Final answer
    x = 15,477.33

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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.