Home / 58,316.05-87,452.61-20,865.97

Finding the Fourth Proportional to 58,316.05, 87,452.61 and 20,865.97

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Solution

The fourth proportional to 58,316.05, 87,452.61 and 20,865.97 is: 31,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,316.05 : 87,452.61 = 20,865.97 : x
  2. Step 2: Convert to fraction form
    58,316.05/87,452.61 = 20,865.97/x
  3. Step 3: Cross multiply
    58,316.05x = 87,452.61 × 20,865.97
  4. Step 4: Simplify right side
    58,316.05x = 1,824,783,536.68
  5. Step 5: Solve for x
    x = 1,824,783,536.68/58,316.05
  6. Step 6: Final answer
    x = 31,291.27

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1.5x scale

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.