Home / 46,819.63-70,262.12-20,531.89

Finding the Fourth Proportional to 46,819.63, 70,262.12 and 20,531.89

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Solution

The fourth proportional to 46,819.63, 70,262.12 and 20,531.89 is: 30,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,819.63 : 70,262.12 = 20,531.89 : x
  2. Step 2: Convert to fraction form
    46,819.63/70,262.12 = 20,531.89/x
  3. Step 3: Cross multiply
    46,819.63x = 70,262.12 × 20,531.89
  4. Step 4: Simplify right side
    46,819.63x = 1,442,614,119.01
  5. Step 5: Solve for x
    x = 1,442,614,119.01/46,819.63
  6. Step 6: Final answer
    x = 30,812.16

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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.