Home / 23,218.46-32,041.85-13,146.63

Finding the Fourth Proportional to 23,218.46, 32,041.85 and 13,146.63

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Solution

The fourth proportional to 23,218.46, 32,041.85 and 13,146.63 is: 18,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.46 : 32,041.85 = 13,146.63 : x
  2. Step 2: Convert to fraction form
    23,218.46/32,041.85 = 13,146.63/x
  3. Step 3: Cross multiply
    23,218.46x = 32,041.85 × 13,146.63
  4. Step 4: Simplify right side
    23,218.46x = 421,242,474.84
  5. Step 5: Solve for x
    x = 421,242,474.84/23,218.46
  6. Step 6: Final answer
    x = 18,142.57

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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.