Home / 34,412.22-47,472.78-21,659.58

Finding the Fourth Proportional to 34,412.22, 47,472.78 and 21,659.58

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Solution

The fourth proportional to 34,412.22, 47,472.78 and 21,659.58 is: 29,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,412.22 : 47,472.78 = 21,659.58 : x
  2. Step 2: Convert to fraction form
    34,412.22/47,472.78 = 21,659.58/x
  3. Step 3: Cross multiply
    34,412.22x = 47,472.78 × 21,659.58
  4. Step 4: Simplify right side
    34,412.22x = 1,028,240,476.23
  5. Step 5: Solve for x
    x = 1,028,240,476.23/34,412.22
  6. Step 6: Final answer
    x = 29,880.10

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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.