Home / 47,785.76-71,661.36-16,190.72

Finding the Fourth Proportional to 47,785.76, 71,661.36 and 16,190.72

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Solution

The fourth proportional to 47,785.76, 71,661.36 and 16,190.72 is: 24,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,785.76 : 71,661.36 = 16,190.72 : x
  2. Step 2: Convert to fraction form
    47,785.76/71,661.36 = 16,190.72/x
  3. Step 3: Cross multiply
    47,785.76x = 71,661.36 × 16,190.72
  4. Step 4: Simplify right side
    47,785.76x = 1,160,249,014.58
  5. Step 5: Solve for x
    x = 1,160,249,014.58/47,785.76
  6. Step 6: Final answer
    x = 24,280.23

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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.