Home / 37,878.16-56,815.18-11,582.90

Finding the Fourth Proportional to 37,878.16, 56,815.18 and 11,582.90

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Solution

The fourth proportional to 37,878.16, 56,815.18 and 11,582.90 is: 17,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,878.16 : 56,815.18 = 11,582.90 : x
  2. Step 2: Convert to fraction form
    37,878.16/56,815.18 = 11,582.90/x
  3. Step 3: Cross multiply
    37,878.16x = 56,815.18 × 11,582.90
  4. Step 4: Simplify right side
    37,878.16x = 658,084,529.89
  5. Step 5: Solve for x
    x = 658,084,529.89/37,878.16
  6. Step 6: Final answer
    x = 17,373.72

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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.