Home / 32,847.18-45,325.44-18,507.66

Finding the Fourth Proportional to 32,847.18, 45,325.44 and 18,507.66

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Solution

The fourth proportional to 32,847.18, 45,325.44 and 18,507.66 is: 25,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,847.18 : 45,325.44 = 18,507.66 : x
  2. Step 2: Convert to fraction form
    32,847.18/45,325.44 = 18,507.66/x
  3. Step 3: Cross multiply
    32,847.18x = 45,325.44 × 18,507.66
  4. Step 4: Simplify right side
    32,847.18x = 838,867,832.87
  5. Step 5: Solve for x
    x = 838,867,832.87/32,847.18
  6. Step 6: Final answer
    x = 25,538.50

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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.