Home / 32,280.56-44,555.64-18,137.96

Finding the Fourth Proportional to 32,280.56, 44,555.64 and 18,137.96

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Solution

The fourth proportional to 32,280.56, 44,555.64 and 18,137.96 is: 25,035.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,280.56 : 44,555.64 = 18,137.96 : x
  2. Step 2: Convert to fraction form
    32,280.56/44,555.64 = 18,137.96/x
  3. Step 3: Cross multiply
    32,280.56x = 44,555.64 × 18,137.96
  4. Step 4: Simplify right side
    32,280.56x = 808,148,416.09
  5. Step 5: Solve for x
    x = 808,148,416.09/32,280.56
  6. Step 6: Final answer
    x = 25,035.14

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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.