Home / 31,661.76-47,460.24-16,070.88

Finding the Fourth Proportional to 31,661.76, 47,460.24 and 16,070.88

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Solution

The fourth proportional to 31,661.76, 47,460.24 and 16,070.88 is: 24,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,661.76 : 47,460.24 = 16,070.88 : x
  2. Step 2: Convert to fraction form
    31,661.76/47,460.24 = 16,070.88/x
  3. Step 3: Cross multiply
    31,661.76x = 47,460.24 × 16,070.88
  4. Step 4: Simplify right side
    31,661.76x = 762,727,821.81
  5. Step 5: Solve for x
    x = 762,727,821.81/31,661.76
  6. Step 6: Final answer
    x = 24,089.87

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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.