Home / 31,714.93-47,555.11-16,145.65

Finding the Fourth Proportional to 31,714.93, 47,555.11 and 16,145.65

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Solution

The fourth proportional to 31,714.93, 47,555.11 and 16,145.65 is: 24,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,714.93 : 47,555.11 = 16,145.65 : x
  2. Step 2: Convert to fraction form
    31,714.93/47,555.11 = 16,145.65/x
  3. Step 3: Cross multiply
    31,714.93x = 47,555.11 × 16,145.65
  4. Step 4: Simplify right side
    31,714.93x = 767,807,843.27
  5. Step 5: Solve for x
    x = 767,807,843.27/31,714.93
  6. Step 6: Final answer
    x = 24,209.67

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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.