Home / 38,355.33-52,925.76-21,355.50

Finding the Fourth Proportional to 38,355.33, 52,925.76 and 21,355.50

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Solution

The fourth proportional to 38,355.33, 52,925.76 and 21,355.50 is: 29,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,355.33 : 52,925.76 = 21,355.50 : x
  2. Step 2: Convert to fraction form
    38,355.33/52,925.76 = 21,355.50/x
  3. Step 3: Cross multiply
    38,355.33x = 52,925.76 × 21,355.50
  4. Step 4: Simplify right side
    38,355.33x = 1,130,256,067.68
  5. Step 5: Solve for x
    x = 1,130,256,067.68/38,355.33
  6. Step 6: Final answer
    x = 29,468.03

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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.