Home / 47,012.66-70,512.04-15,426.06

Finding the Fourth Proportional to 47,012.66, 70,512.04 and 15,426.06

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Solution

The fourth proportional to 47,012.66, 70,512.04 and 15,426.06 is: 23,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012.66 : 70,512.04 = 15,426.06 : x
  2. Step 2: Convert to fraction form
    47,012.66/70,512.04 = 15,426.06/x
  3. Step 3: Cross multiply
    47,012.66x = 70,512.04 × 15,426.06
  4. Step 4: Simplify right side
    47,012.66x = 1,087,722,959.76
  5. Step 5: Solve for x
    x = 1,087,722,959.76/47,012.66
  6. Step 6: Final answer
    x = 23,136.81

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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.