Home / 47,053.77-70,579.49-11,514.80

Finding the Fourth Proportional to 47,053.77, 70,579.49 and 11,514.80

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Solution

The fourth proportional to 47,053.77, 70,579.49 and 11,514.80 is: 17,271.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,053.77 : 70,579.49 = 11,514.80 : x
  2. Step 2: Convert to fraction form
    47,053.77/70,579.49 = 11,514.80/x
  3. Step 3: Cross multiply
    47,053.77x = 70,579.49 × 11,514.80
  4. Step 4: Simplify right side
    47,053.77x = 812,708,711.45
  5. Step 5: Solve for x
    x = 812,708,711.45/47,053.77
  6. Step 6: Final answer
    x = 17,271.91

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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.