Home / 29,347.10-43,989.56-9,620.36

Finding the Fourth Proportional to 29,347.10, 43,989.56 and 9,620.36

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Solution

The fourth proportional to 29,347.10, 43,989.56 and 9,620.36 is: 14,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,347.10 : 43,989.56 = 9,620.36 : x
  2. Step 2: Convert to fraction form
    29,347.10/43,989.56 = 9,620.36/x
  3. Step 3: Cross multiply
    29,347.10x = 43,989.56 × 9,620.36
  4. Step 4: Simplify right side
    29,347.10x = 423,195,403.44
  5. Step 5: Solve for x
    x = 423,195,403.44/29,347.10
  6. Step 6: Final answer
    x = 14,420.35

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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.