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Finding the Fourth Proportional to 45,798.40, 63,205.80 and 25,654.96

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Solution

The fourth proportional to 45,798.40, 63,205.80 and 25,654.96 is: 35,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.40 : 63,205.80 = 25,654.96 : x
  2. Step 2: Convert to fraction form
    45,798.40/63,205.80 = 25,654.96/x
  3. Step 3: Cross multiply
    45,798.40x = 63,205.80 × 25,654.96
  4. Step 4: Simplify right side
    45,798.40x = 1,621,542,270.77
  5. Step 5: Solve for x
    x = 1,621,542,270.77/45,798.40
  6. Step 6: Final answer
    x = 35,406.09

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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.