Home / 39,420.06-54,400.23-23,513.73

Finding the Fourth Proportional to 39,420.06, 54,400.23 and 23,513.73

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Solution

The fourth proportional to 39,420.06, 54,400.23 and 23,513.73 is: 32,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.06 : 54,400.23 = 23,513.73 : x
  2. Step 2: Convert to fraction form
    39,420.06/54,400.23 = 23,513.73/x
  3. Step 3: Cross multiply
    39,420.06x = 54,400.23 × 23,513.73
  4. Step 4: Simplify right side
    39,420.06x = 1,279,152,320.16
  5. Step 5: Solve for x
    x = 1,279,152,320.16/39,420.06
  6. Step 6: Final answer
    x = 32,449.27

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1.5x scale

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.