Home / 47,187.16-70,678.66-22,189.76

Finding the Fourth Proportional to 47,187.16, 70,678.66 and 22,189.76

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Solution

The fourth proportional to 47,187.16, 70,678.66 and 22,189.76 is: 33,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,187.16 : 70,678.66 = 22,189.76 : x
  2. Step 2: Convert to fraction form
    47,187.16/70,678.66 = 22,189.76/x
  3. Step 3: Cross multiply
    47,187.16x = 70,678.66 × 22,189.76
  4. Step 4: Simplify right side
    47,187.16x = 1,568,342,502.52
  5. Step 5: Solve for x
    x = 1,568,342,502.52/47,187.16
  6. Step 6: Final answer
    x = 33,236.64

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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.