Home / 34,327.96-47,372.70-19,221.28

Finding the Fourth Proportional to 34,327.96, 47,372.70 and 19,221.28

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Solution

The fourth proportional to 34,327.96, 47,372.70 and 19,221.28 is: 26,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,327.96 : 47,372.70 = 19,221.28 : x
  2. Step 2: Convert to fraction form
    34,327.96/47,372.70 = 19,221.28/x
  3. Step 3: Cross multiply
    34,327.96x = 47,372.70 × 19,221.28
  4. Step 4: Simplify right side
    34,327.96x = 910,563,931.06
  5. Step 5: Solve for x
    x = 910,563,931.06/34,327.96
  6. Step 6: Final answer
    x = 26,525.43

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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.