Home / 29,372.10-40,533.53-15,943.34

Finding the Fourth Proportional to 29,372.10, 40,533.53 and 15,943.34

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Solution

The fourth proportional to 29,372.10, 40,533.53 and 15,943.34 is: 22,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.10 : 40,533.53 = 15,943.34 : x
  2. Step 2: Convert to fraction form
    29,372.10/40,533.53 = 15,943.34/x
  3. Step 3: Cross multiply
    29,372.10x = 40,533.53 × 15,943.34
  4. Step 4: Simplify right side
    29,372.10x = 646,239,850.19
  5. Step 5: Solve for x
    x = 646,239,850.19/29,372.10
  6. Step 6: Final answer
    x = 22,001.83

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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.