Home / 51,138.03-70,582.91-29,624.30

Finding the Fourth Proportional to 51,138.03, 70,582.91 and 29,624.30

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Solution

The fourth proportional to 51,138.03, 70,582.91 and 29,624.30 is: 40,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,138.03 : 70,582.91 = 29,624.30 : x
  2. Step 2: Convert to fraction form
    51,138.03/70,582.91 = 29,624.30/x
  3. Step 3: Cross multiply
    51,138.03x = 70,582.91 × 29,624.30
  4. Step 4: Simplify right side
    51,138.03x = 2,090,968,947.80
  5. Step 5: Solve for x
    x = 2,090,968,947.80/51,138.03
  6. Step 6: Final answer
    x = 40,888.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.