Home / 29,120.46-40,185.36-16,373.76

Finding the Fourth Proportional to 29,120.46, 40,185.36 and 16,373.76

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Solution

The fourth proportional to 29,120.46, 40,185.36 and 16,373.76 is: 22,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120.46 : 40,185.36 = 16,373.76 : x
  2. Step 2: Convert to fraction form
    29,120.46/40,185.36 = 16,373.76/x
  3. Step 3: Cross multiply
    29,120.46x = 40,185.36 × 16,373.76
  4. Step 4: Simplify right side
    29,120.46x = 657,985,440.15
  5. Step 5: Solve for x
    x = 657,985,440.15/29,120.46
  6. Step 6: Final answer
    x = 22,595.30

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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.