Home / 31,764.04-47,650.71-16,964.89

Finding the Fourth Proportional to 31,764.04, 47,650.71 and 16,964.89

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Solution

The fourth proportional to 31,764.04, 47,650.71 and 16,964.89 is: 25,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.04 : 47,650.71 = 16,964.89 : x
  2. Step 2: Convert to fraction form
    31,764.04/47,650.71 = 16,964.89/x
  3. Step 3: Cross multiply
    31,764.04x = 47,650.71 × 16,964.89
  4. Step 4: Simplify right side
    31,764.04x = 808,389,053.57
  5. Step 5: Solve for x
    x = 808,389,053.57/31,764.04
  6. Step 6: Final answer
    x = 25,449.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.