Home / 29,487.40-40,694.33-22,206.46

Finding the Fourth Proportional to 29,487.40, 40,694.33 and 22,206.46

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Solution

The fourth proportional to 29,487.40, 40,694.33 and 22,206.46 is: 30,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.40 : 40,694.33 = 22,206.46 : x
  2. Step 2: Convert to fraction form
    29,487.40/40,694.33 = 22,206.46/x
  3. Step 3: Cross multiply
    29,487.40x = 40,694.33 × 22,206.46
  4. Step 4: Simplify right side
    29,487.40x = 903,677,011.37
  5. Step 5: Solve for x
    x = 903,677,011.37/29,487.40
  6. Step 6: Final answer
    x = 30,646.21

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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.