Home / 29,472.15-40,671.15-16,043.51

Finding the Fourth Proportional to 29,472.15, 40,671.15 and 16,043.51

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Solution

The fourth proportional to 29,472.15, 40,671.15 and 16,043.51 is: 22,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,472.15 : 40,671.15 = 16,043.51 : x
  2. Step 2: Convert to fraction form
    29,472.15/40,671.15 = 16,043.51/x
  3. Step 3: Cross multiply
    29,472.15x = 40,671.15 × 16,043.51
  4. Step 4: Simplify right side
    29,472.15x = 652,507,921.52
  5. Step 5: Solve for x
    x = 652,507,921.52/29,472.15
  6. Step 6: Final answer
    x = 22,139.81

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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.