Home / 47,013.24-70,519.98-11,955.72

Finding the Fourth Proportional to 47,013.24, 70,519.98 and 11,955.72

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Solution

The fourth proportional to 47,013.24, 70,519.98 and 11,955.72 is: 17,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.24 : 70,519.98 = 11,955.72 : x
  2. Step 2: Convert to fraction form
    47,013.24/70,519.98 = 11,955.72/x
  3. Step 3: Cross multiply
    47,013.24x = 70,519.98 × 11,955.72
  4. Step 4: Simplify right side
    47,013.24x = 843,117,135.29
  5. Step 5: Solve for x
    x = 843,117,135.29/47,013.24
  6. Step 6: Final answer
    x = 17,933.61

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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.