Home / 47,157.27-70,742.94-15,570.67

Finding the Fourth Proportional to 47,157.27, 70,742.94 and 15,570.67

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Solution

The fourth proportional to 47,157.27, 70,742.94 and 15,570.67 is: 23,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157.27 : 70,742.94 = 15,570.67 : x
  2. Step 2: Convert to fraction form
    47,157.27/70,742.94 = 15,570.67/x
  3. Step 3: Cross multiply
    47,157.27x = 70,742.94 × 15,570.67
  4. Step 4: Simplify right side
    47,157.27x = 1,101,514,804.33
  5. Step 5: Solve for x
    x = 1,101,514,804.33/47,157.27
  6. Step 6: Final answer
    x = 23,358.32

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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.