Home / 15,651.48-23,478.30-5,790.54

Finding the Fourth Proportional to 15,651.48, 23,478.30 and 5,790.54

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Solution

The fourth proportional to 15,651.48, 23,478.30 and 5,790.54 is: 8,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651.48 : 23,478.30 = 5,790.54 : x
  2. Step 2: Convert to fraction form
    15,651.48/23,478.30 = 5,790.54/x
  3. Step 3: Cross multiply
    15,651.48x = 23,478.30 × 5,790.54
  4. Step 4: Simplify right side
    15,651.48x = 135,952,035.28
  5. Step 5: Solve for x
    x = 135,952,035.28/15,651.48
  6. Step 6: Final answer
    x = 8,686.21

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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.