Home / 29,027.12-43,535.16-10,306.40

Finding the Fourth Proportional to 29,027.12, 43,535.16 and 10,306.40

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Solution

The fourth proportional to 29,027.12, 43,535.16 and 10,306.40 is: 15,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.12 : 43,535.16 = 10,306.40 : x
  2. Step 2: Convert to fraction form
    29,027.12/43,535.16 = 10,306.40/x
  3. Step 3: Cross multiply
    29,027.12x = 43,535.16 × 10,306.40
  4. Step 4: Simplify right side
    29,027.12x = 448,690,555.35
  5. Step 5: Solve for x
    x = 448,690,555.35/29,027.12
  6. Step 6: Final answer
    x = 15,457.64

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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.