Home / 34,448.64-47,544.30-21,027.69

Finding the Fourth Proportional to 34,448.64, 47,544.30 and 21,027.69

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Solution

The fourth proportional to 34,448.64, 47,544.30 and 21,027.69 is: 29,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.64 : 47,544.30 = 21,027.69 : x
  2. Step 2: Convert to fraction form
    34,448.64/47,544.30 = 21,027.69/x
  3. Step 3: Cross multiply
    34,448.64x = 47,544.30 × 21,027.69
  4. Step 4: Simplify right side
    34,448.64x = 999,746,801.67
  5. Step 5: Solve for x
    x = 999,746,801.67/34,448.64
  6. Step 6: Final answer
    x = 29,021.37

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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.