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Finding the Fourth Proportional to 32,485.98, 48,728.88 and 26,581.08

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Solution

The fourth proportional to 32,485.98, 48,728.88 and 26,581.08 is: 39,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.98 : 48,728.88 = 26,581.08 : x
  2. Step 2: Convert to fraction form
    32,485.98/48,728.88 = 26,581.08/x
  3. Step 3: Cross multiply
    32,485.98x = 48,728.88 × 26,581.08
  4. Step 4: Simplify right side
    32,485.98x = 1,295,266,257.59
  5. Step 5: Solve for x
    x = 1,295,266,257.59/32,485.98
  6. Step 6: Final answer
    x = 39,871.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.