Home / 39,355.74-54,301.59-22,360.32

Finding the Fourth Proportional to 39,355.74, 54,301.59 and 22,360.32

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Solution

The fourth proportional to 39,355.74, 54,301.59 and 22,360.32 is: 30,851.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,355.74 : 54,301.59 = 22,360.32 : x
  2. Step 2: Convert to fraction form
    39,355.74/54,301.59 = 22,360.32/x
  3. Step 3: Cross multiply
    39,355.74x = 54,301.59 × 22,360.32
  4. Step 4: Simplify right side
    39,355.74x = 1,214,200,928.91
  5. Step 5: Solve for x
    x = 1,214,200,928.91/39,355.74
  6. Step 6: Final answer
    x = 30,851.94

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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.