Home / 32,945.61-45,464.10-18,409.92

Finding the Fourth Proportional to 32,945.61, 45,464.10 and 18,409.92

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Solution

The fourth proportional to 32,945.61, 45,464.10 and 18,409.92 is: 25,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,945.61 : 45,464.10 = 18,409.92 : x
  2. Step 2: Convert to fraction form
    32,945.61/45,464.10 = 18,409.92/x
  3. Step 3: Cross multiply
    32,945.61x = 45,464.10 × 18,409.92
  4. Step 4: Simplify right side
    32,945.61x = 836,990,443.87
  5. Step 5: Solve for x
    x = 836,990,443.87/32,945.61
  6. Step 6: Final answer
    x = 25,405.22

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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.