Home / 37,879.10-56,860.20-15,708.02

Finding the Fourth Proportional to 37,879.10, 56,860.20 and 15,708.02

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Solution

The fourth proportional to 37,879.10, 56,860.20 and 15,708.02 is: 23,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.10 : 56,860.20 = 15,708.02 : x
  2. Step 2: Convert to fraction form
    37,879.10/56,860.20 = 15,708.02/x
  3. Step 3: Cross multiply
    37,879.10x = 56,860.20 × 15,708.02
  4. Step 4: Simplify right side
    37,879.10x = 893,161,158.80
  5. Step 5: Solve for x
    x = 893,161,158.80/37,879.10
  6. Step 6: Final answer
    x = 23,579.26

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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.