Home / 47,089.76-70,634.46-12,029.36

Finding the Fourth Proportional to 47,089.76, 70,634.46 and 12,029.36

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Solution

The fourth proportional to 47,089.76, 70,634.46 and 12,029.36 is: 18,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.76 : 70,634.46 = 12,029.36 : x
  2. Step 2: Convert to fraction form
    47,089.76/70,634.46 = 12,029.36/x
  3. Step 3: Cross multiply
    47,089.76x = 70,634.46 × 12,029.36
  4. Step 4: Simplify right side
    47,089.76x = 849,687,347.75
  5. Step 5: Solve for x
    x = 849,687,347.75/47,089.76
  6. Step 6: Final answer
    x = 18,043.99

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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.