Home / 29,090.48-43,639.80-9,371.12

Finding the Fourth Proportional to 29,090.48, 43,639.80 and 9,371.12

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Solution

The fourth proportional to 29,090.48, 43,639.80 and 9,371.12 is: 14,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.48 : 43,639.80 = 9,371.12 : x
  2. Step 2: Convert to fraction form
    29,090.48/43,639.80 = 9,371.12/x
  3. Step 3: Cross multiply
    29,090.48x = 43,639.80 × 9,371.12
  4. Step 4: Simplify right side
    29,090.48x = 408,953,802.58
  5. Step 5: Solve for x
    x = 408,953,802.58/29,090.48
  6. Step 6: Final answer
    x = 14,057.99

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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.