Home / 29,160.23-43,687.53-13,378.46

Finding the Fourth Proportional to 29,160.23, 43,687.53 and 13,378.46

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Solution

The fourth proportional to 29,160.23, 43,687.53 and 13,378.46 is: 20,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.23 : 43,687.53 = 13,378.46 : x
  2. Step 2: Convert to fraction form
    29,160.23/43,687.53 = 13,378.46/x
  3. Step 3: Cross multiply
    29,160.23x = 43,687.53 × 13,378.46
  4. Step 4: Simplify right side
    29,160.23x = 584,471,654.17
  5. Step 5: Solve for x
    x = 584,471,654.17/29,160.23
  6. Step 6: Final answer
    x = 20,043.45

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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.