Home / 38,973.58-53,784.75-22,205.50

Finding the Fourth Proportional to 38,973.58, 53,784.75 and 22,205.50

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Solution

The fourth proportional to 38,973.58, 53,784.75 and 22,205.50 is: 30,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,973.58 : 53,784.75 = 22,205.50 : x
  2. Step 2: Convert to fraction form
    38,973.58/53,784.75 = 22,205.50/x
  3. Step 3: Cross multiply
    38,973.58x = 53,784.75 × 22,205.50
  4. Step 4: Simplify right side
    38,973.58x = 1,194,317,266.13
  5. Step 5: Solve for x
    x = 1,194,317,266.13/38,973.58
  6. Step 6: Final answer
    x = 30,644.28

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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.