Home / 39,317.40-54,249.54-23,398.74

Finding the Fourth Proportional to 39,317.40, 54,249.54 and 23,398.74

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Solution

The fourth proportional to 39,317.40, 54,249.54 and 23,398.74 is: 32,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,317.40 : 54,249.54 = 23,398.74 : x
  2. Step 2: Convert to fraction form
    39,317.40/54,249.54 = 23,398.74/x
  3. Step 3: Cross multiply
    39,317.40x = 54,249.54 × 23,398.74
  4. Step 4: Simplify right side
    39,317.40x = 1,269,370,881.58
  5. Step 5: Solve for x
    x = 1,269,370,881.58/39,317.40
  6. Step 6: Final answer
    x = 32,285.22

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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.