Home / 34,727.86-47,924.67-18,812.30

Finding the Fourth Proportional to 34,727.86, 47,924.67 and 18,812.30

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Solution

The fourth proportional to 34,727.86, 47,924.67 and 18,812.30 is: 25,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,727.86 : 47,924.67 = 18,812.30 : x
  2. Step 2: Convert to fraction form
    34,727.86/47,924.67 = 18,812.30/x
  3. Step 3: Cross multiply
    34,727.86x = 47,924.67 × 18,812.30
  4. Step 4: Simplify right side
    34,727.86x = 901,573,029.82
  5. Step 5: Solve for x
    x = 901,573,029.82/34,727.86
  6. Step 6: Final answer
    x = 25,961.09

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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.