Home / 43,238.34-64,427.68-38,522.12

Finding the Fourth Proportional to 43,238.34, 64,427.68 and 38,522.12

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Solution

The fourth proportional to 43,238.34, 64,427.68 and 38,522.12 is: 57,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,238.34 : 64,427.68 = 38,522.12 : x
  2. Step 2: Convert to fraction form
    43,238.34/64,427.68 = 38,522.12/x
  3. Step 3: Cross multiply
    43,238.34x = 64,427.68 × 38,522.12
  4. Step 4: Simplify right side
    43,238.34x = 2,481,890,820.28
  5. Step 5: Solve for x
    x = 2,481,890,820.28/43,238.34
  6. Step 6: Final answer
    x = 57,400.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.