Home / 29,938.92-41,315.64-16,510.40

Finding the Fourth Proportional to 29,938.92, 41,315.64 and 16,510.40

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Solution

The fourth proportional to 29,938.92, 41,315.64 and 16,510.40 is: 22,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,938.92 : 41,315.64 = 16,510.40 : x
  2. Step 2: Convert to fraction form
    29,938.92/41,315.64 = 16,510.40/x
  3. Step 3: Cross multiply
    29,938.92x = 41,315.64 × 16,510.40
  4. Step 4: Simplify right side
    29,938.92x = 682,137,742.66
  5. Step 5: Solve for x
    x = 682,137,742.66/29,938.92
  6. Step 6: Final answer
    x = 22,784.31

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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.