Home / 58,147.76-87,166.27-18,677.21

Finding the Fourth Proportional to 58,147.76, 87,166.27 and 18,677.21

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Solution

The fourth proportional to 58,147.76, 87,166.27 and 18,677.21 is: 27,998.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,147.76 : 87,166.27 = 18,677.21 : x
  2. Step 2: Convert to fraction form
    58,147.76/87,166.27 = 18,677.21/x
  3. Step 3: Cross multiply
    58,147.76x = 87,166.27 × 18,677.21
  4. Step 4: Simplify right side
    58,147.76x = 1,628,022,317.22
  5. Step 5: Solve for x
    x = 1,628,022,317.22/58,147.76
  6. Step 6: Final answer
    x = 27,998.02

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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.