Home / 29,342.53-43,945.34-21,425.40

Finding the Fourth Proportional to 29,342.53, 43,945.34 and 21,425.40

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Solution

The fourth proportional to 29,342.53, 43,945.34 and 21,425.40 is: 32,088.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.53 : 43,945.34 = 21,425.40 : x
  2. Step 2: Convert to fraction form
    29,342.53/43,945.34 = 21,425.40/x
  3. Step 3: Cross multiply
    29,342.53x = 43,945.34 × 21,425.40
  4. Step 4: Simplify right side
    29,342.53x = 941,546,543.36
  5. Step 5: Solve for x
    x = 941,546,543.36/29,342.53
  6. Step 6: Final answer
    x = 32,088.12

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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.