Home / 47,013.11-70,526.25-13,735.61

Finding the Fourth Proportional to 47,013.11, 70,526.25 and 13,735.61

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Solution

The fourth proportional to 47,013.11, 70,526.25 and 13,735.61 is: 20,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.11 : 70,526.25 = 13,735.61 : x
  2. Step 2: Convert to fraction form
    47,013.11/70,526.25 = 13,735.61/x
  3. Step 3: Cross multiply
    47,013.11x = 70,526.25 × 13,735.61
  4. Step 4: Simplify right side
    47,013.11x = 968,721,064.76
  5. Step 5: Solve for x
    x = 968,721,064.76/47,013.11
  6. Step 6: Final answer
    x = 20,605.34

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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.