Home / 38,338.59-52,908.44-20,877.08

Finding the Fourth Proportional to 38,338.59, 52,908.44 and 20,877.08

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Solution

The fourth proportional to 38,338.59, 52,908.44 and 20,877.08 is: 28,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.59 : 52,908.44 = 20,877.08 : x
  2. Step 2: Convert to fraction form
    38,338.59/52,908.44 = 20,877.08/x
  3. Step 3: Cross multiply
    38,338.59x = 52,908.44 × 20,877.08
  4. Step 4: Simplify right side
    38,338.59x = 1,104,573,365.63
  5. Step 5: Solve for x
    x = 1,104,573,365.63/38,338.59
  6. Step 6: Final answer
    x = 28,811.01

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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.