Home / 32,745.18-45,188.34-18,597.98

Finding the Fourth Proportional to 32,745.18, 45,188.34 and 18,597.98

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Solution

The fourth proportional to 32,745.18, 45,188.34 and 18,597.98 is: 25,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,745.18 : 45,188.34 = 18,597.98 : x
  2. Step 2: Convert to fraction form
    32,745.18/45,188.34 = 18,597.98/x
  3. Step 3: Cross multiply
    32,745.18x = 45,188.34 × 18,597.98
  4. Step 4: Simplify right side
    32,745.18x = 840,411,843.55
  5. Step 5: Solve for x
    x = 840,411,843.55/32,745.18
  6. Step 6: Final answer
    x = 25,665.21

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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.