Home / 38,877.61-53,602.05-25,427.56

Finding the Fourth Proportional to 38,877.61, 53,602.05 and 25,427.56

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Solution

The fourth proportional to 38,877.61, 53,602.05 and 25,427.56 is: 35,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877.61 : 53,602.05 = 25,427.56 : x
  2. Step 2: Convert to fraction form
    38,877.61/53,602.05 = 25,427.56/x
  3. Step 3: Cross multiply
    38,877.61x = 53,602.05 × 25,427.56
  4. Step 4: Simplify right side
    38,877.61x = 1,362,969,074.49
  5. Step 5: Solve for x
    x = 1,362,969,074.49/38,877.61
  6. Step 6: Final answer
    x = 35,057.95

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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.