Home / 47,013.80-70,533.00-13,736.77

Finding the Fourth Proportional to 47,013.80, 70,533.00 and 13,736.77

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Solution

The fourth proportional to 47,013.80, 70,533.00 and 13,736.77 is: 20,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.80 : 70,533.00 = 13,736.77 : x
  2. Step 2: Convert to fraction form
    47,013.80/70,533.00 = 13,736.77/x
  3. Step 3: Cross multiply
    47,013.80x = 70,533.00 × 13,736.77
  4. Step 4: Simplify right side
    47,013.80x = 968,895,177.06
  5. Step 5: Solve for x
    x = 968,895,177.06/47,013.80
  6. Step 6: Final answer
    x = 20,608.74

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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.