Home / 47,113.80-70,668.81-15,949.05

Finding the Fourth Proportional to 47,113.80, 70,668.81 and 15,949.05

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Solution

The fourth proportional to 47,113.80, 70,668.81 and 15,949.05 is: 23,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.80 : 70,668.81 = 15,949.05 : x
  2. Step 2: Convert to fraction form
    47,113.80/70,668.81 = 15,949.05/x
  3. Step 3: Cross multiply
    47,113.80x = 70,668.81 × 15,949.05
  4. Step 4: Simplify right side
    47,113.80x = 1,127,100,384.13
  5. Step 5: Solve for x
    x = 1,127,100,384.13/47,113.80
  6. Step 6: Final answer
    x = 23,922.94

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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.