Home / 34,728.42-47,925.24-18,812.93

Finding the Fourth Proportional to 34,728.42, 47,925.24 and 18,812.93

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Solution

The fourth proportional to 34,728.42, 47,925.24 and 18,812.93 is: 25,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.42 : 47,925.24 = 18,812.93 : x
  2. Step 2: Convert to fraction form
    34,728.42/47,925.24 = 18,812.93/x
  3. Step 3: Cross multiply
    34,728.42x = 47,925.24 × 18,812.93
  4. Step 4: Simplify right side
    34,728.42x = 901,614,340.44
  5. Step 5: Solve for x
    x = 901,614,340.44/34,728.42
  6. Step 6: Final answer
    x = 25,961.86

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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.