Home / 29,438.09-40,624.76-16,009.49

Finding the Fourth Proportional to 29,438.09, 40,624.76 and 16,009.49

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Solution

The fourth proportional to 29,438.09, 40,624.76 and 16,009.49 is: 22,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438.09 : 40,624.76 = 16,009.49 : x
  2. Step 2: Convert to fraction form
    29,438.09/40,624.76 = 16,009.49/x
  3. Step 3: Cross multiply
    29,438.09x = 40,624.76 × 16,009.49
  4. Step 4: Simplify right side
    29,438.09x = 650,381,688.97
  5. Step 5: Solve for x
    x = 650,381,688.97/29,438.09
  6. Step 6: Final answer
    x = 22,093.20

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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.